2017版高考英语一轮复习 Unit 21 Human Biology课时作业 北师大版选修7

Unit 21 Human Biology

基础训练

Ⅰ.用适当的介词或副词填空

1．A volcanic eruption nearly wiped ________ the small island of Montserrat in 1997. 2．I have asked that his proposal be submitted ________ a special committee. 3．I fear that a prior engagement will prohibit me ________ joining you in dinner. 4．All classes in the school are equipped ________ modern equipment.

5．You should seek advice ________ your lawyer on this matter.

6．I am opposed ________ going shopping with others.

7．Some students have not yet submitted their essays ________ their tutors. 8．Pop music is now ________ decline，while country music catches on.

答案 1.out 2.to 3.from 4.with 5.from 6.to 7．to 8.in

Ⅱ.完成句子

9．They tried their best to make her happy but ________________ (徒劳)．10．The librarian took a book ____________(随便地) from the shelf.

11. One failure after another ____________(彻底毁灭) his ambition for fame. 12．Nowadays ________________(对我们学生来说很重要) to master a foreign language. 13．If you had stayed calm yesterday，everything ________________(会很顺利的)．答案9.in vain 10.at random 11.wiped out 12.it is important for us students 13.would have gone smoothly

Ⅲ.根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

Life comes in a package.This package includes happiness and sorrow，failure and success，hope and despair.Life is a learning process.__14__ With each passing day we learn to handle various situations.

1．Love

Love plays a key role on our life.__15__ In the early stage of our life，our parents are the ones who shower us with unconditional love and care，they teach us about what is right and wrong，good and bad.But we always tend to take this for

granted.It is only after marriage and having kids that a person understands and becomes sensitive to others' feelings.

2．Happiness and Sorrow

Materialistic happiness is short－lived，but happiness achieved by bringing a smile on others' face gives a certain level of fulfillment.Peace of mind is the main link to happiness.__16__ We realize the true worth of happiness when we are in sorrow.Sorrow is basically due to death of a loved one，failure and despair. 3．Failure and Success

__17__ It helps us to touch the sky，teaches us to survive and shows us a specific way.Success brings in money，fame，pride and self－respect.Here it becomes very important to keep our head on our shoulder.

4．Hope and Despair

Hope is what keeps life going.Parents always hope their children will do well.Hope makes us dream.Hope builds in patience.__18__ Because after every night there is a day.Nothing remains the same.

A．Failure is the path to success.

B．No mind is happy without peace.

C．Life teaches us not to regret over yesterday.

D．Without love a person could become fierce and cruel.

E．Life teaches us not to despair even in the darkest hour.

F．Experiences in life teach us new lessons and make us a better person. G．The only choice is work hard today so that we will enjoy a better tomorrow. 答案

14．F [空格前面的句子Life is a learning process.说明生活是学习的过程，空格后面的句子With each passing day we learn to handle various situations.说明，随着每一天的过去，我们学会了处理各种各样的问题。由此可知，空格处的句子内容应该说明我们从生活经历中学习了什么。故选F。]

15．D [本段标题为Love.选项D意为“没有爱，一个人将变得凶暴、残忍。”与标题相关。

故选D。]

16．B [空格前面的句子Peace of mind is the main link to happiness.说明了心灵的