. The Smiths ______ their breakfast when the morning post came.A．hadB．has been h

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. The Smiths ______ their breakfast when the morning post came.

A．had

B．has been having

C．are having

D．were having

答案

解析

略

举一反三

. No one except two students ______ the meeting.

A．has been late for

B．have been late for

C．was late for

D．were later for

题型：不详难度：| 查看答案

. The president, accompanied by his assistants, ______.

A．have arrived

B．are arriving

C．had arrived

D．has arrived

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. A number of cars ______ in front of the park

A．is parked

B．was parked

C．are parked

D．has parked

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. The majority of the damage ______ easy to repair.

A．is

B．are

C．were

D．Be

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. Four-fifths of the crop ______.

A．are ruined

B．was ruined

C．were ruined

D．have been ruined

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