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how to do it next还是what to do next 关于what to do ,how to do it. 关于how to do it what to do what to do和how to do it how to do it what to do的区别 how todo it/what to do what to do with it 、 how to deal with it 、how to do with it的 how to do it? WHAT TO DO=HOW TO DO How to do 还是 What to do? what to do和how to do what to do 与how to do