英语翻译为什么happen用原形?too 为什么too不放在最后面？

英语翻译为什么happen用原形?too 为什么too不放在最后面？ 英语翻译为什么injure用原形? i want to learn dancing,too.为什么用dancing?而不是原形? 为什么用动词原形?The order ____ the prisoner be set free arrived too late.为什么填that?题中从句为什么用动词原形be? 英语翻译：What would happen if you gave in to pleasure too often? 英语翻译是用LOUND还是用副词.为什么参考书用原形 These things do happen 为什么用do 为什么用what happened 而不是 what happen 英语语法问题:Watching TV too much is harmful to the eyes.为什么一定要用动名词做主语?to do不行吗?祈使句动词原形也不行吗? happen to ,happen 怎么用? He often make plans that_____ never.用happen还是to happen呢 为什么? It's too hot.Let's go s()用原形行不 would rather 后为什么动词原形?因为我常常忘记用动词原形! 为什么will后要用原形? if anything happen to her 为什么要用anything 英语翻译where short shorts happen what happens during lunch time What's happening outside?为什么第一句的 happens 要加s,但我知道问句里动词一定要变原形.像是 what happen during lunch time 第二句What's happening outside?为什么这可以用助动词is,那wha 为什么有时happen用助动词进行提问,而有时则不用?如：What will happen...What happened...What did happen...What was happening.