I’m sure I _____ her four years ago. A．have seen B．saw C．had seen D．will see

题型：不详难度：来源：

I’m sure I _____ her four years ago.

A．have seen

B．saw

C．had seen

D．will see

答案

解析

略

举一反三

An unexpected heavy rain caused severe flooding, and the water _____ all the time.

A．rose

B．raised

C．was rising

D．was raising

题型：不详难度：| 查看答案

_____ a noise just then?

A．Have you heard	B．Were you hearing
C．Are you hearing	D．Did you hear

题型：不详难度：| 查看答案

_____ that dress when he first saw you in the street?

A．Are you wearing	B．Did you wear
C．Have you worn	D．Were you wearing

题型：不详难度：| 查看答案

She _____ when I go to see her.

A．is always working	B．was always working
C．always worked	D．has always worked

题型：不详难度：| 查看答案

I will ask her for the book now, for she ____ plenty of time to read since I lent it to her.

A．has

B．has had

C．had had

D．was having

题型：不详难度：| 查看答案