She was putting on her jeans ________ me to hand her the sweater.
She was putting on her jeans ________ me to hand her the sweater.
A、while asked
B、asked
C、asking
D、while asking
【正确答案】：D
【题目解析】：while在这里表示 “当”的意思，两个动作同时进行，应该选while doing sth.
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