Look! There are some workers _____ in the factory. [ ]A. to work B. work C.

题型：期中题难度：来源：

Look! There are some workers _____ in the factory.

[ ]

A. to work
B. work
C. working
D. are working

答案

举一反三

The thief was caught by the police, with his hands _____ behind his back.

[ ]

A. being tied
B. having tied
C. to be tied
D. tied

题型：期末题难度：| 查看答案

You should make your idea ________.

[ ]

A. know
B. known
C. to know

题型：期末题难度：| 查看答案

There are several chemical factories _______ waste water into the river.

[ ]

A. pouring
B. pour
C. to pour

题型：期末题难度：| 查看答案

— Mike! What are you doing there?
— Listen, Mum! Can you hear somebody _____ upstairs?

[ ]

A. go
B. going
C. to go

题型：福建省期末题难度：| 查看答案

用方框中所给单词的适当形式填空。

题型：福建省期末题难度：| 查看答案