24. – Jack, when shall we go to visit Mr. Smith?
– It’s up to him. We’ll go to see him whenever .
A. he is convenient
B. he will be convenient
C. it will be convenient for him
D. it is convenient for him
网友回答
A. he is convenient
B. he will be convenient
C. it will be convenient for him
(答案→)D. it is convenient for him
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