It was so important an examination that every student was ________ the result.

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A．eager

B．anxious

C．eager about

D．anxious about

--Why ask me to take that early bus?

--Because that bus ________ the 9∶30 am train to Boston.

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Before you leave the lab, ________ that all the lights are turned off.

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At the street corner, the bus stopped and ________ three passengers.

[　　]

A computer can only do ________ you have instructed it to do.

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________ is reported, the team has lost the game.

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It is wise to have some money ________ for old age.

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________ she couldn't understand was ________ fewer and fewer students showed interest in her lessons.

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A．What; why

B．That; what

C．What; because

D．Why; that

It was ________ late to catch a bus after the party, therefore we called a taxi.

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________ an umbrella with you, or you will get wet.

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