Itbethevocabularythatcausedyou

It __be the vocabulary that caused you the problem in the exercise because you know a lot of words.

A．may

B．couldn’t

C．should

D．needn’t

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相关试题

Such a magazine has______except when you have time to kill.

A．little value	B．much value
C．a lot of values	D．great value

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We must take measures to protect endangered wildlife ______it is too late.

A．now that

B．as long as

C．unless

D．before

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People living in the area where there is a lack of electricity often keep a supply of candles_______power failure.

A．in case of

B．once

C．even if

D．in course of

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_______ all his followers dead，the captain was taken by his enemy.

A．For

B．As

C．Because of

D．With

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_Your suit won’t be ready_______Friday.You can collect it next Monday.

A．on

B．by

C．till

D．for

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