单选题
By the end of 2000, all the teachers in our school ______ a computer of their own.
A、
A. have had
B、
B. had had
C、
C. will have
【正确答案】
C
【答案解析】
在by the end of短语后，接过去的时间时，句中用过去完成时，当后接将来时间名词时，句中用将来时或将来完成时。
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