We're changing the atmosphere, the surface, the waters of the Earth, often for some short-term advantage when the long-term implications are unknown.这句中的 for 是介词还是连?是介词后半部分还有when从句(时间状语从句吗?)
unless引导的分句可用否定结构,而if…not …引导的分句不可再否定。Don't ask me to explain unless you really don't understand.The directors have a meeting every Friday,unless there is nothing to discuss.在这两个句子中unless引导的句子都是否定的句子怎...
...ipping.请问这个句子的one reason的语法怎么理解?首先,that引导的的是定语从句修饰reason,这个没错吧?整个句子是不是可以改成下面这个定语从句?Poor shipping experiences can lead to customer attrition, (which is) one reason that lead-time is
so impo...
When I would cry,you would always be there to try to cheer me up.上面的从句和主句同时使用了would,主句里的would always是否表示过去的习惯,是否相当于you used to be
there to try to cheer me up?而时间状语从句里的would又怎样理解呢?非常感谢
... movement has been punched,as has been the students.我想请问下这里as引导的倒装,如果是完成时的被动或者进行态的话,是把have been放前面,还是只把have放前面就行了? 2.如果是have been放前面的话,为什么否定副词的倒装是把have放前...
It's difficult to make a name for yourself on the stage ,where the competition is so fierce.to make a name for yourself这个to/for颠倒的结构,还是不定式的复合结构吗?另外请问下,为什么末尾的从句,要用逗号隔开阿?