Unit 5 Look into Science Lesson 28 The Study of Living things 同步练习（含答案）

Lesson 28 The Study of Living Things
一、单项选择
1．They are in ____ same class. They are good friends.
A．a B．an C．the D．/
2．Thanks to the robots, the human reporters do not have to spend a lot of time ____ numbers and information.
A．processing B．to process
C．processed D．process
3．(易错)There are as ____ as 300 new products on show.
A．many B．much C．more D．less
4．Students should learn how ____ problems.
A．solve B．solving C．can solve D．to solve
5．We should protect the forest and forbid(禁止) people to ____ so many trees.
A．cut off B．cut down C．cut in D．cut out
6．The Avenue of Stars is popular with ____ the young ____the old.
A．either; or B．neither; nor
C．both; and D．not; but
7．Emily is glad that she ____ for her honesty at that meeting.
A．praises B．praised
C．is praised D．was praised
8．—How do you like this movie?
—____. It's the best one I've ever seen.
A．Too boring B．Not bad C．Just so-so D．Fantastic
9.My grandparents still live in that old village ____the local government has decided to keep.
A．which B．where C．when D．what
10．—Look, the light is still on in Helen's office.
—Maybe she____ her work yet.
A．doesn't finish B．won't finish
C．hasn't finished D．didn't finish
二、用所给词的适当形式填空
11．Compared with five years ago, our hometown ____(complete) changed.
12．The ____ (chemistry) in the vegetables and fruit are harmful to our health.
13．A bird ____(lay) eggs in the nest that it has built.
14．It was closing time，but the ____(interest) tourists were still unwilling to leave.
15．Sandy collected pictures of all kinds of ____ (butterfly).
三、根据短文内容及所给提示，补全文中单词或用所给单词的正确形式填空
Mr. Brown likes biology. He enjoys exploring(探索) the ____16(mystery) in nature. But many things are ____17(puzzle), indeed. He has three ____18(grandchild). He often tells them stories and encourages them to pay a____19 to nature. Because nature is full of puzzles. He hopes they will be biologists when they g____20 up.
答案
一、1.C　2.A　3.A　4.D　5.B　6.C　7.D　8.D　9.A
10．C
二、11.completely　12.chemicals　13.lays　14.interested
15．butterflies
三、16.mysteries　17.puzzling　18.grandchildren
19．attention　20.grow