if ,in case ,unless的区别take your umbrella____it rains.选什么

if ,in case ,unless的区别take your umbrella____it rains.选什么 My parents live in a small village.They always keep candles in the house there is a power cutA.if B.unless C.in case D.so that how can you expect to learn anything_you never listenA in case B even if C when D unless正确答案是C但是为什么不能选B我觉得 即使 是通顺的啊 if和unless的用法 You can borrow my car____you promise not to drive too fast.A.unless B.if C.in case D.as long as 为啥不选B, HOW CAN YOU EXPECT TO LEARN ANYTHING-------YOU NEVER LISTEN?A.in case B.even if C.unless D.when选D 为什么不选A呢 —Won't you go shopping with your mother?—＿she promise to buy me a new sweather.A、Now that B、In case C、Unless D、If希望能得到较详细的答案.B为什么不行？in case 也有除非的意思。 —Do you think we can get there on time?—Yes._______ the car doesn't break down.A,unless B,even if C,in case D,so long as long as,答案问什么不是unless? in case of ,in case 的区别? in case与if有什么区别? in case的用法 in case的从句 18英语选择具体为什么选择他,you'd better take your umbrella with you _______it rainsA in case B as if C unless D in order that英语选择具体为什么选择他, unless和if的全部用法 unless if once用法的区别 I hope his health will have improves by the time you come back next year.这句话有没有问题?will have improves 之前的一段话：在以if,as long as,as soon as,after,before,in case,until,unless等连词以及具有连词作用的副词(immed I'm sure he is up to the job ___ he would give his mind to it.[A] if only [B] in case [C] until [D] unless翻译整句并对所选答案进行解释 高中英语语法状语从句.you can borrow my car ______you promise not to drive too fastA unless B if C in case D as long as..答案是D虽然没错,但我选A有问题么?