I’m sorry I delayed_________ your letter because I have been quite busy these da

题型：不详难度：来源：

I’m sorry I delayed_________ your letter because I have been quite busy these days.

A．to answer	B．to have answered
C．answering	D．answered

答案

解析

略

举一反三

It_________ to me that I should pay a visit to my friend Jane.

A．happened	B．supposed
C．proved	D．occurred

题型：不详难度：| 查看答案

—How about your sister’s studies?
—Oh,she is_________ very well in her studies.

A．feeling	B．getting
C．doing	D．becoming

题型：不详难度：| 查看答案

He’ll be very upset if you_________his offer of help.

A．turn off	B．turn out
C．turn over	D．turn down

题型：不详难度：| 查看答案

If you don’t_________at least one of the conditions,you can’t become a member of our club.

A．please	B．satisfy
C．interest	D．mention

题型：不详难度：| 查看答案

.We were about to go downstairs when the lights_________.

A．turned off	B．went off
C．gave out	D．wore out

题型：不详难度：| 查看答案