题目内容
I ________ a lot but I don't play very often now.
[ ]
A.use to play tennis
B.was used to play tennis
C.am used to play tennis
D.used to play tennis.
答案:D
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题目内容
I ________ a lot but I don't play very often now.
A.use to play tennis
B.was used to play tennis
C.am used to play tennis
D.used to play tennis.