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pinguo0911
Definitely not
Z黑暗中獨舞
surely
心赏198808
certainly not
瞪样的胖子
must作为猜测用法中文可译为肯定是,一定是,其否定为can't不可能,肯定不,一定不.一定不在教室里可以这样:He can't be in the classroom. must作为一定要,必须要时其否定是needn't没必要. mustn't不允许是对于may 的否定
冰峰之晶
must certain sure
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