Several exporters decided not to do business in the country ________

单选题 Several exporters decided not to do business in the country __________the poor exchange rate.

A．because
B．unless
C．in spite of
D．because of

【答案】D。解析：能够引导空格后名词词组“the poor exchange rate”的介词词组“in spite of”和“because of”都可能为正确答案。句子要表示原因，因此D为正确答案。

1For its article on family vehicles, Consumer Magazine is trying to determine which minivan currently on the market has the__________safety rating.

A．highly
B．highest
C．higher
D．high

2__________clear information concerning the nature of the problem, it will be impossible for the marketing team to formulate a solution.

A．Without
B．Because of
C．Except
D．Regarding

3 All workers should carry out their normal duties during the safety inspection tomor-row __________ otherwise instructed.

A．through
B．unless
C．despite
D．about