if条件句问题if they _____,they _____here very soon.The last bus usually____by twenty to ten.A.are coming ；will be；goesB.come,will be,will go

if条件句问题if they _____,they _____here very soon.The last bus usually____by twenty to ten.A.are coming ；will be；goesB.come,will be,will go 用于将来时的条件句?Most Westerners like soft drinks if they will drive home.if条件句为什么用了将来时? if引导的条件句的结构 if如何构成虚拟条件句的? if(常量){ .} 条件句怎样成立 if 条件句和虚拟语气 if引导虚拟条件句用法 They _____ so tired if they _____ for a whole day .wouldn't be feeling ; hadn't been walking很明显考的是if 在非真实条件句中的用法 但是那到底是表示对过去还是现在的假设呢.我应该怎样去区分这样的句子呢 if 虚拟条件句的问题, 从句had done ,主句不是应该would have done么? 关于倒装句,请帮我看看下面两道题,__time,they woule certainly come1 if they had 2 if had they 3 had they 4 both 1 and 2我能理解为什么选if they had 但是不理解为什么if had they也是对的?它符合倒装句的什么条件 省略句和倒装句问题4.He is only too ready to help others,seldom,___,refusing them when they turn to him.A.if never B.if ever C.if not D.if any If people _____(not protect) wild animals, they ___(die). They _____(不) go shopping if it rains this Sunday. we can play a trick on them if they do not give us a treat.【同义句转换】We _____play a trick on them if they _____　_____　a treat ______　______. 怎么区分if引导的条件状语从句和if引导的条件句? MATLAB中for循环和if条件句中的数组的保存问题如有这样的一个例子：for n=1:9if n 急!If条件句问题：You should see a doctor if you＿（be）ill.填were还是填are呢?请详细解释原因.追加分! 怎样区分英语语法中的if条件句是真实条件句还是非真实条件句?