Many accidents ______ by careless drivers last year.A．are caused B．were causedC．

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Many accidents ______ by careless drivers last year.

A．are caused

B．were caused

C．have caused

D．will cause

答案

解析

本题是对被动语态的考察，主语accidents与谓语动词cause是被动关系，而且整体时态从yesterday可知是一般过去时。

举一反三

Soft drinks _______ to children for free in some restaurants on Children’s Day.

A．offer	B．have offered
C．are offered	D．will be offered

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Don’t worry. Your package here until you come back, so enjoy shopping here.

A．will keep

B．has kept

C．will be kept

D．has been kept

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Thousands of people after the powerful earthquake happened in Japan on March 11^th.
A saved B was saved C were saved D has saved

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China has offered much help to Japan since it ______ by the earthquake and tsunami（海啸）.

A．hits

B．is hit

C．was hit

D．will be hit

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These books should to the library on time.

A．send	B．be returned
C．give back	D．be got back

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