A new technique_________, the yields as a whole increased by 20 percent.A．workin

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A new technique_________, the yields as a whole increased by 20 percent.

A．working out

B．having worked out

C．having been worked out

D．to have been worked out

答案

解析

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举一反三

When I came back,I noticed that he was still sitting in the office.He seemed_________ for someone.

A．waited	B．to have waited
C．to be waiting	D．to wait

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They delayed_________the sports meeting until next month.

A．to hold	B．hold
C．holding	D．held

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He apologized to me for his_________ me to his home.

A．delay inviting	B．delaying to invite
C．delay to invite	D．delaying inviting

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.She listened to the music with her face_________ in tears.

A．bathes	B．bathing
C．to bathe	D．bathed

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When she was crossing the room the nurse happened to notice the old lady_________to get out of bed.

A．tried	B．trying
C．to try	D．had tried

题型：不详难度：| 查看答案