试题与答案

—Dad, when shall we go to visit my grand

题型:选择题

题目:

—Dad, when shall we go to visit my grandpa?

—Grandpa is very busy at present.We'll go to see him whenever __________.

A.he is convenient

B.he will be convenient

C.it is convenient to him

D.it will be convenient to him

答案:

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