一定要有你
一定要有你-
我把功课忘在家里了。B:所有的分数都必须在礼拜五前交到办公室（学校），所以你今天一定要有你的作业。
I left it at home . B : All of the scores must be given to the office by Friday , so you must have your homework today .
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一定要有人跟你说清楚。
Somebody must make it clear for you .
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如果临时改变计划，一定要有人知道你到哪里去了。
Let someone know where you are going and if you change you plans .