______ unless I call you. A．Please comeB．Not come inC．Don’t come inD．Come in

题型：不详难度：来源：

______ unless I call you.

A．Please come

B．Not come in

C．Don’t come in

D．Come in

答案

解析

unless =" if…not" 除非，如果不

举一反三

This is the ______ bag ______ lost yesterday, but it’s not mine.

A．same; as

B．same; that

C．very; that

D．such; as

题型：不详难度：| 查看答案

Don’t have the clock ______ , Your father is sleeping.

A．rings

B．rang

C．ring

D．ringing

题型：不详难度：| 查看答案

Do you think ______ important _______ us to learn a foreign language?

A．that; of

B．it; for

C．this; is

D．that; for

题型：不详难度：| 查看答案

The other day, as I was walking _____ town , I saw a strange sight.

A．into

B．up to

C．for

D．with

题型：不详难度：| 查看答案

There is ______ word in the dictionary.

A．no such

B．not a such

C．no such a

D．not such

题型：不详难度：| 查看答案