题目内容
I kept on _______to her until the train disappeared completely in the darkness.
| A.waved | B.to wave | C.waving | D.and waved |
C
解析
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题目内容
I kept on _______to her until the train disappeared completely in the darkness.
| A.waved | B.to wave | C.waving | D.and waved |
C
解析