【題目】No one was allowed to leave the lab without the professor's p.

【答案】permission
【解析】沒有教授的允許，沒有人能離開實(shí)驗(yàn)室。根據(jù)前面的be allowed to，故填permission，注意permission的拼寫。

練習(xí)冊(cè)系列答案
相關(guān)習(xí)題

科目：高中英語 來源： 題型：

【題目】It is nearly 50 years ______ the People’s Republic of China was founded.

A. after B. before

C. when D. since

查看答案和解析>>

科目：高中英語 來源： 題型：

【題目】You won’t find it difficult ______ you have mastered it.

A. before B. while

C. once D. though

查看答案和解析>>

科目：高中英語 來源： 題型：

【題目】It was so dark in the theatre that I could hardly ________ my friend.

A. pick up B. bring out

C. call out D. pick out

查看答案和解析>>

科目：高中英語 來源： 題型：

【題目】After he left college, he was employed in an international company and there ever since .

A. worked B. had worked

C. has worked D. was working

查看答案和解析>>

科目：高中英語 來源： 題型：

【題目】The meaning of the word "nice' changed a few tines it finally came to include the sense "pleasant."

A. before B. after

C. since D. while

查看答案和解析>>

科目：高中英語 來源： 題型：

【題目】Under his g, we finished the work in time.

查看答案和解析>>

科目：高中英語 來源： 題型：

【題目】John, ________ money was now no problem, started a new company with his friends.

A. for whose B. of whose C. of whom D. for whom

查看答案和解析>>

科目：高中英語 來源： 題型：

【題目】These diagrams are especially helpful when we have a concrete problem ______ at hand.

A. be solved B. to solve C. solved D. being solved

查看答案和解析>>

同步練習(xí)冊(cè)答案