Had it not been for your help, I _____ penniless today.

A．wound have been   B．must be           C．wound be         D．may be

He made _____ experiments to prove his theory, and the number _____ added up to 600.

A．a large number of ;have                  B．a great deal of; has  C．a great many; has D．plenty of; have

Hey, your serve is too fast. _____, okay?

A．tare care          B．Take your chance    C．Take it seriously     D．Take it easy

The prisoners _____ to escape, but failed.

A．succeeded        B．attempted         C．managed          D．advised

The price of the house is reasonable and I love its garden _____.

A．in general         B．in total            C．in common        D．in particular

He dressed up and went to the party as if_____.

A．was invited        B．had been invited    C．to be invited       D．invited

-- Is there any room in the ship?

-- Yes. We can probably _____ a few more people into it.

A．squeeze          B．press             C．hold             D．push

Once natural resources _____ , the consequence will be unimaginable.

A．use up            B．run out           C．are given out       D．run out of

We _____ had told her that she failed the examination.

A．rather than        B．would rather       C．or rather          D．would like

 _____, please come to see me.

A．When it convenient B．When is convenient  C．When convenient   D．Convenient