—Where did you lose your bicycle?—It was in the playgroundI played basketball.A. thatB. wh

问题补充：

—Where did you lose your bicycle?

—It was in the playgroundI played basketball.

A. that

B. where

C. which

D. when

答案：

A. that

(答案→)B. where

C. which

D. when

解析：本题考查状语从句。句意：“你在是哪里丢的自行车的？在我们打篮球的操场上。”本句是省略了that的强调句型。在被强调部分中playground后有一定语从句，补充完整应为It was in the playground where I played basketball that I lost my bicycle.