---- I didn't hear you come in last night. ---- That's good. We tried___

题干

---- I didn't hear you come in last night. ---- That's good. We tried_____ noisy.

A．not be

B．not to be

C．to be not

D．to not be

上一题下一题 0.64难度单项选择更新时间:2010-06-18 10:15:25

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