. He pretended _______ nothing about it.A．knowB．to knowC．knowingD．Knew

题型：不详难度：来源：

. He pretended _______ nothing about it.

A．know

B．to know

C．knowing

D．Knew

答案

解析

略

举一反三

. They would not allow him _______ across the enemy line.

A．to risk going

B．risking to going

C．for risk to go

D．risk going

题型：不详难度：| 查看答案

. You had better get a doctor _______ your bad tooth.

A．pull out

B．to pull out

C．pulled out

D．pulling out

题型：不详难度：| 查看答案

. The matter had better _______ as it is.

A．leave

B．being left

C．leaving

D．be left

题型：不详难度：| 查看答案

. He was so foolish _______ his car unlocked.

A．to leave

B．that leave

C．as to leave

D．for him to leave

题型：不详难度：| 查看答案

. Almost everyone fails _______ the driving test on the first try.

A．passing

B．to have passed

C．to pass

D．in passing

题型：不详难度：| 查看答案