问题

Not until he retired from teaching three years ago _______having a holiday abroad .

A:he had considered
B:had he considered
C:he considered
D:did he consider

正确答案是：

同类题型

t a decade, the company has been ________ from afamily business to a large operation

I’ve heard Jenny has just bought a BMW X5 — I ______ she has so much money

How did you find the movie shown on TV last night?— Just so-so. It ____ pace.

It takes years to _________ a good name but only seconds to destroy it. For example, some celebrities（名人）were caught taking drugs by the police.

What’s ________ first name——Tony.