why引导的问句,一定用because吗?什么都不用直接说理由不行吗why are you studying english?回答直接说I need English for my work .这样不可以吗

why引导的问句,一定用because吗?什么都不用直接说理由不行吗why are you studying english?回答直接说I need English for my work .这样不可以吗 外国人回答Why 的问句时通常用cause 代替because吗? 回答why提问的问句时,cause等于because吗?为什么? 英语中用WHY提问的句子,回答时一定用because吗 why 的问句可以用in case回答吗 由because和why引导的定语从句有什么区别,举几个例子 why don't you 句型Why don't you get car collision insruance before you start driving your new car?回答1 Because I am a good driver2 Yes,it's a good precaution.选哪个?这个问句一定是表示建议的吗?不能用来询问原因吗? the reason引导的从句什么时候用because什么时用thatthe reason why he was late was__he was caught in heavy traffic why引导的主语从句 why because 的用法 定语从句的引导词当先行词是reason的时候,引导词一定用why吗?例:I don`t believe the reason ( ) he has given us for his being late .中间的空应该填why还是that或which? shall/should引导的问句怎么回答 WOULD,SHOULD引导的问句怎样回答 what的问句一定用It which 引导的问句的语序和它引导的宾语从句中的语序一样吗?请举几个例子. how long引导的问句一定要用for + 一段时间、since + 时间点或since引导的时间状语从句来答吗? the reason why the train has stopped was___ the old bridge broke down unexpectedly能用because吗?because也能引导表语从句吧? 关于if引导的句子请问能用if引导问句吗?如果可以,麻烦举几个例子.