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1、课时作业(六)Unit 2Working the landSection Warming Up & ReadingLanguage Points(本栏目内容，在学生用书中以独立形式分册装订！).单句语法填空1If the human population had not increased so rapidly，people would have had more space and_(free)答案：freedom2My mother would rather I_(focus) more attention on my study.答案：focused3Susan made_clear t
2、hat she wished to study abroad.答案：it4If you stay out in the sun for a long time，you may get _(sunburn)答案：sunburnt5From her_(satisfy) look，we can tell that the meeting is successful.答案：satisfied6Borrowing foreign words and then adding them to English was a way of_(expand) the language.答案：expanding7Fo
3、od production has sharply increased and helped prevent widespread _(hungry) since the method was used.答案：hunger8The problem that so many children are crazy about video games is really_(disturb)答案：disturbing9The _(export) goods are of high quality and very popular in Russia.答案：exported10I began to ta
4、ke up the_(occupy) as a teacher when I was twenty years old.答案：occupation.阅读理解ATodays beef comes from animals raised on farms.So does chicken and pork.But some scientists are looking to change that.Theyd like to grow just the parts that we want to eat.Create hamburgers，for example，without any cows.O
5、pinions differ on how best to do this.Some would start with animal cells (细胞)Others would reach for parts of plants instead.But whatever their source is，the goals are the same: tasty meat for more people，less stress on the environment.The idea of growing just the beef，not the whole cow，has been arou
6、nd since at least the 1890s.And it got a bit more real in 2013.That was when Mark Post introduced his labgrown hamburger at a televised tasting (品尝会)But the cost of that first burger was highmore than $300,000.No one expected to buy a burger that cost more than a car，let alone a small plane.Other sc
7、ientists want to make “meat” from plants.These dreamers are not looking to create a better “vegetable burger”Indeed，one of these scientists，Patrick OBrown，doesnt like that term at all.Vegetable burgers are made from plants and have the shape of a burger.The taste is often quite different from true m
8、eat.Browns company，Impossible Foods in Redwood City，Calif，instead wants to make plant burgers so delicious that even those meat eaters will enjoy them and want to take another bite.When it comes to making meat，“Animals happened to be the technology that was available 10,000 years ago，” Brown says.“W
9、e stuck with that technology.But it is unbelievably inefficient (效率低的) by any measure.” Brown believes that science can come up with something better.His team is going towards the plant path.But if the scientists can make their animalcellbased dream affordable，he adds，“Ill be their biggest fan.”语篇解读
10、 本文是一篇说明文。一些研究人员想利用植物生产肉或者在实验室里种植出肉来，以减少肉类动物的养殖。1What do the scientists want to do?ARaise animals in a better way.BCreate meat without raising animals.CChange the taste of chicken and pork.DMake much healthier burgers for people.解析：细节理解题。根据第一段的“Theyd like to grow just the parts that we want to eat.C
11、reate hamburgers，for example，without any cows.”可知，科学家们想通过不用养殖动物的方式来获得肉。答案：B2What can we know about Mark Posts labgrown hamburger?AIt was first created in the 1890s.BIt was made based on animal cells.CIts price was too high for customers.DIts taste was not as good as original hamburgers.解析：细节理解题。根据第三
12、段的“But the cost of that first burger was highmore than $300,000. No one expected to buy a burger that cost more than a car，let alone a small plane.”可知，Mark Post在实验室种植出的汉堡包价格太高。答案：C3Whats Patrick OBrowns attitude towards the traditional way of making meat?AUninterested. BNegative.CHopeful. DSupportiv
13、e.解析：观点态度题。根据末段的“We stuck with that technology.But it is unbelievably inefficient by any measure.Brown believes that science can come up with something better.”可知，Brown认为传统的用动物来获得肉的方式效率太低，他相信能找到更好的方法。故他对这种方式持消极态度。答案：BBAs hard as you and your loved ones try to pick out the perfect present，you may nee
14、d to return something.The sweater will be the wrong size，or the new coffee maker wont match your kitchen.Almost everyone is in the same boat，though，with almost twothirds of shoppers making a return over the holiday season，according to data from the National Retail Foundation.With numbers like that，a
15、 “quick” return or exchange can turn into a big headache for you.Luckily，if you plan correctly，you can be in and out at once.To avoid long lines，beat the crowds by arriving right at opening time，typically two hours before noon，says personal stylist Vanessa Valiente，creator of VStyle.“Most mornings a
16、t a store have shorter lines，but the mornings with the shortest lines are on Sundays，” she says.“This is true all through the year and continues to be true during the holidays.”If you cant get out on a Sunday，weekday mornings，especially Mondays and Tuesdays，usually have shorter lines too，says Sarah
17、Hollenbeck，a shopping and savings expert.Hitting the shops on a weekday afternoon is also better than heading out after work or on a busy weekend，she says，but notes that the week after Christmas tends to be full of people no matter what.Stores offer New Years and afterChristmas sales，and shoppers ga
18、ther for the things that werent checked off their Christmas lists.So many people avert that week.But for the bestofthebest and the worstoftheworst，there are two days to notice.December 26 tends to be extra busy with people rushing out to make their Christmas returns immediately，says Valiente.On the
19、other side，shoppers are more likely to stay at home on New Years Day.“If you take it easy on New Years Eve，you can be the only one in the stores doing returns on the first day of the year，” she says.语篇解读 本文是一篇议论文。圣诞节后，很多人会想去商场退掉一些收到的圣诞节礼物，可是不是每天都适合去做这件事。4What does the author mean by saying “Almost e
20、veryone is in the same boat”？APeople find it hard to do Christmas shopping.BPeople really like the things bought as gifts.CIts common for people to receive wrong gifts.DIts common for people to return Christmas gifts.解析：推理判断题。根据第二段的“Almost everyone is in the same boat，though，with almost twothirds of
21、 shoppers making a return over the holiday season.”可知，作者的意思是：圣诞节后很多人想去商场退掉一些他们收到的礼物。答案：D5What does the underlined word “avert” in Paragraph 4 mean?AAvoid. BFear.CCelebrate. DSuggest.解析：词义猜测题。根据第四段的“Stores offer New Years and afterChristmas sales，and shoppers gather for the things that werent checked
22、 off their Christmas lists.”可知，这一周商场一般都会很拥挤，故可知很多人会选择“避开”这一周去商场。答案：A6Which of the following statements would Valiente agree with?AAfternoon is the best time to go shopping.BPeople should rest at home on New Years Day.CNew Years Day is the best time to return Christmas gifts.DWed better return our Ch
23、ristmas gifts on December 26.解析：推理判断题。根据末段的“If you take it easy on New Years Eve，you can be the only one in the stores doing returns on the first day of the year.she says.”可知，他认为新年第一天去退掉那些商品最好。答案：C7What is the text mainly about?AThe best time to visit a store.BThe best time to return Christmas gifts
24、.CSome good ways to deal with Christmas gifts.DSome good ways to return Christmas presents.解析：主旨大意题。根据文章内容可知，本文主要是讲圣诞节过后哪一天去商场退掉那些不需要的礼物最好。答案：B.完形填空Leaning (斜靠) against the wall，I looked around at all the students in the classroom.They were laughing and chatting，_1_ I wasnt a part of them.Instead，I
25、stood by myself，_2_.This happened every single time I went to the school.Being shy，I had _3_ in starting conversations.But even when I tried _4_ others，it seemed that no one really wanted to _5_ me.After all，I was a _6_ kid who had been in the area less than a year.Thus，no one seemed _7_ to include
26、anybody new in their group.I kept _8_ on weekdays，even though I knew how my _9_ in school was.There seemed to be no way I could really be _10_ into any group.Just when I was almost ready to _11_ going to school，my family moved again.As we drove across the country，I prayed that I could get over my _1
27、2_ about joining a new group.I really wanted to try to find some place to fit in，but I was so afraid of being _13_ another time.After we moved into the new community，I found everyone here seemed _14_ enough.But what about the _15_？I wondered.There were butterflies in my stomach as I walked into my c
28、lassroom.I didnt want this to be another _16_.Leaning against the wall，I looked around at the _17_.But this time it didnt take long before a girl walked over to where I _18_.“Hey！Nice to meet you！I am Anna，”she told me her name and then _19_ introduced me to several of her friends.Then I was _20_ by
29、 a group of girls，laughing and chatting like everyone else in the classroom.语篇解读本文是一篇记叙文。作者内向害羞，不知道如何与别人交谈，在一个小女孩的帮助下，她克服了交往恐惧症。1A.butBsoCas Dor解析：根据上下文语境可知，同学们又说又笑，“但是”我却不在他们之列。答案：A2A.unmentioned BuntoldCunnoticed Dunexpected解析：根据上文可知，我自己一个人站在那儿，“没人注意到我”。答案：C3. Ainterest BdifficultyCtalent Dconfide
30、nce解析：根据上文的Being shy可知，由于害羞，我不知道怎么开始与别人交谈。have difficulty in doing sth.意为“做某事有困难”。答案：B4A.learning from Bcaring forCarguing with Dtalking to解析：根据上文的starting conversations可知，这里指作者尝试与别人“交谈”。答案：D5A.join Bimpress Cknow Dprotect解析：似乎没人真正想“了解”我。答案：C6A.naughty BlazyCbad Dnew解析：根据下文的“who had been in the area
31、 less than a year”可知，毕竟我是一位“新”生。答案：D7A.surprised BwillingCsorry Dangry解析：我来这个地方不到一年，所以似乎没人“愿意”让一个新来的人成为他们群体的一部分。答案：B8A.coming BcomparingCfighting Dcomplaining解析：根据下文的even though可知，但是我平时继续“来”学校，即使我知道我在学校的生活是什么样的。答案：A9A.competition BjobClife Dactivity解析：但是我平时继续来学校，即使我知道我在学校的“生活”是什么样的。答案：C10A.put Blist
32、edCattracted Daccepted解析：似乎没有什么方法可以让这个群体“接受”我。答案：D11A.look forward to Bput up withCgive up on Dbreak away from解析：就在我几乎准备“放弃”去上学的时候，我们家又搬家了。give up on doing sth.意为“对不再抱有希望”。答案：C12A.fears BhabitsCdreams Dideas解析：根据上文语境可知，我祈祷自己可以克服进入新环境的“恐惧感”。答案：A13A.recognized BhurtCdisturbed Dcontrolled解析：我真的想尝试适应环境，
33、但是我又害怕再一次被“伤害”。答案：B14A.honest BbraveCpatient Dfriendly解析：搬到新社区后，我发现这里的每个人似乎很“友好”。答案：D15A.school BlibraryCwall Dfamily解析：根据上下文内容可知，我心想：“那学校呢？”意思是指学校是否和社区一样人们都很友好。答案：A16A.case BchoiceCaccident Ddisappointment解析：根据上下文可知，我不想这次又“失望”。答案：D17. Afriends BteachersCstudents Drelatives解析：根据文章首句可知，靠着墙，我看着这些“学生”。答案：C18A.sat BstoodCjumped Dworked解析：根据上文的“Leaning against the wall”可知，作者当时是站着的。一个女孩走到我“站着”的地方。答案：B19A.warmly BskillfullyCrudely Dwisely解析：这个女孩介绍了她自己并“热情地”把我介绍给了她的几个朋友。答案：A20A.punished BsurroundedChelped Dpraised解析：很快，我被一群女孩“包围”了，我们像班里的其他人一样一起又说又笑。 答案：B