题目内容
Joan saw her boyfriend off at the railway station. She waved until the train was _____.
| A.in sight | B.out of sight | C.at first sight | D.lost sight |
B
解析
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题目内容
Joan saw her boyfriend off at the railway station. She waved until the train was _____.
| A.in sight | B.out of sight | C.at first sight | D.lost sight |
B
解析