If you get up early,you won't be late for class.同义句()you get

If you get up early,you won't be late for class.同义句(unless)you get up early ,you ( will)be late for class
再问： 为什么呢
再答： unless=if not 如果你不早起 你就会迟到 注意 下列4句 意思一样 If you get up early,you won't be late for class unless you get up early ,you will be late for class If you don't get up early,you will be late for class unless you don't get up early,you won't be late for class