问题描述：
剑桥英语三级天天练的题~快.
1.If you leave your keys at school,what will you do?
2.What should you do if you have a bad cold?
3.What will you do if you are free tomorrow?
帮帮忙拉···
1.If you leave your keys at school,what will you do?
2.What should you do if you have a bad cold?
3.What will you do if you are free tomorrow?
帮帮忙拉···
问题解答：
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