试卷一
30. If you are preparing for a turn, you must signal your turn _________ before making the turn on a highway.
- at least 200 feet
- at least 400 feet
- at least 100 feet
- at least 500 feet
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topnanjing2023-12-17答案错误 -
topnanjing2023-12-17答案错误
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927王波 福建协和MGH2020-01-31it is begins ahead -
可乐乌龙茶2019-07-01center lines 才对
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255舒彤2018-09-14The answer is wrong! the correct one is a~"begins ahead"