Don’t touch anything in the lab unless____.A. to be allowed B. allowed

题型：不详难度：来源：

Don’t touch anything in the lab unless____.
A. to be allowed B. allowed C, to be allowing D.allowed to

答案

解析

考查从句省略。完整的句子是：unless you are allowed to touch

举一反三

Though____money, his parents managed to send him to go abroad.

A．lacked

B．lacking of

C．lacking

D．lacked in

题型：不详难度：| 查看答案

______, he couldn’t get the door open.

A．Might as he try

B．As he might try

C．Try as might try

D．Try as he might

题型：不详难度：| 查看答案

He has never been to France, ___ Harry.

A．neither has

B．nor did

C．so does

D．so has

题型：不详难度：| 查看答案

They don"t study in No 1 High School, ___ those boys.

A．so do

B．so don"t

C．neither study

D．nor do

题型：不详难度：| 查看答案

Only then (他意识到) that his stubbornness caused such great damage to the basketball team.(realize)

题型：不详难度：| 查看答案