题目内容
() 4. —Nice to see you. I you for a long time.
—I in Beijing. Tve just come back.
A. didn't see; will be B. haven’t seen; was
C. have seen;was D. saw;will be
4.B
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快乐小博士巩固与提高系列答案题目内容
() 4. —Nice to see you. I you for a long time.
—I in Beijing. Tve just come back.
A. didn't see; will be B. haven’t seen; was
C. have seen;was D. saw;will be
快乐小博士巩固与提高系列答案