【題目】An _________ is a scientific test that is done in order to discover what happens and to get new knowledge.
A.experiment
B.exchange
C.example

【答案】A
【解析】句意：一個……是一個科學測試，為了發(fā)現(xiàn)發(fā)生了什么還有獲得知識。A.實驗； B.交換； C.例子。結合句意選A。

練習冊系列答案
相關習題

科目：初中英語 來源： 題型：

【題目】Learning English well depends yourself．

A. about B. of C. on D. for

查看答案和解析>>

科目：初中英語 來源： 題型：

【題目】—I'm afraid I've got a bad cold.
—__________
A. It doesn't matter.
B. Keep away from others.
C. You'd better see a doctor.

查看答案和解析>>

科目：初中英語 來源： 題型：

【題目】―I'm not sure where to buy the ticket.

―Sorry, I've no idea, .

A. either B. too C. also D. so

查看答案和解析>>

科目：初中英語 來源： 題型：

【題目】— Henry, it’s not the end of the world. Try to look on the bright side of everything.
—Thanks for your encouragement.
A.be happy with
B.be faithful to
C.be positive about

查看答案和解析>>

科目：初中英語 來源： 題型：

【題目】We were ______ that we couldn't say anything when we heard the terrible noise.

A. too scared B. too scary

C. so scary D. so scared

查看答案和解析>>

科目：初中英語 來源： 題型：

【題目】Please remember to ______ by five o'clock tomorrow morning.

A. wake up her B. wake up Tom

C. woke him up D. woke Mary up

查看答案和解析>>

科目：初中英語 來源： 題型：

【題目】Please don't make any __ I can hardly hear the speaker's ______________.

A. sound;noise B. noise;sound C. voice;sound D. noise;voice

查看答案和解析>>

科目：初中英語 來源： 題型：

【題目】Sally works very hard．Finally，she won the first place．(同義替換)

A. At the end of B. At last C. Luckily D. To the end

查看答案和解析>>

同步練習冊答案