问题

I delayed _______ your letter because I hadbeen away for a week

A:to promote
B:having been promoted
C:having promoted
D:to be promoted

正确答案是：

同类题型

The news ________ we are having a holiday tomorrow is not true.[ ]

There isn’t _______milk in the glass.

I can’t find my way．Couldyou tell me ___—Sure．You can take a taxi toget there．

You should read the article as ____ as I do to know what the writer really wants to tell us.

do you like to do–Sometimes I music.