单项选择题

The government cannot operate effectively （） it is free from such interference.

A. so long as
B. so that
C. unless
D. because

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If it （） tomorrow, the basket ball match has to be canceled.

A. rain
B. rains
C. rained
D. will rain
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Neither his fellow workers nor Tod himself （） to the solution put forward by the employer.

A. agree
B. agrees
C. agreeing
D. to agree
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