单选题He had to___ before
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解决时间 2021-01-04 05:54
- 提问者网友：佞臣
- 2021-01-03 05:54
单选题
He had to___ before they finished the course because they were not well disciplined.A.drop inB.drop outC.drop offD.drop by
最佳答案
- 五星知识达人网友：持酒劝斜阳
- 2021-01-03 06:24
B解析这里的短语意思各不相同，drop out 退学,drop in /drop by 顺便拜访，drop off 下降，减少。
全部回答
- 1楼网友：独行浪子会拥风
- 2021-01-03 06:53
收益了
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