________ hard is the key to success. A．To workB．WorkC．WorkedD．Works

题型：不详难度：来源：

________ hard is the key to success.

A．To work

B．Work

C．Worked

D．Works

答案

解析

动词不定式主语，其他词不能单独用作主语，故选A。

举一反三

They always have a good time ＿＿＿＿ each other.

A．chatting

B．chat

C．chatting with

D．chat with

题型：不详难度：| 查看答案

You must be tired now. Why not ____ a rest?

A．to stop to have	B．to stop having
C．stop to have	D．stop having

题型：不详难度：| 查看答案

Please tell Tom ______ too much noise.

A．to make

B．not to make

C．to not make

D．don’t make

题型：不详难度：| 查看答案

—Would you like ______ with me this afternoon?
—Yes , ______.

A．going shopping; I’d like to	B．to go shopping; I like
C．going shopping; I’d like	D．to go shopping; I’d like to

题型：不详难度：| 查看答案

He tries to spend as much time as he can ____ Chinese well.
A to study B studies C. studying D. study

题型：不详难度：| 查看答案