I know he will stay here for half a year.A. as soon asB. as long asC. so far asD. as well

问题补充：

I know he will stay here for half a year.

A. as soon as

B. as long as

C. so far as

D. as well as

答案：

A. as soon as

B. as long as

(答案→)C. so far as

D. as well as

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