为什么是had better do而不是have呢?
为什么是had better do而不是have呢?
是had better do sth还是have better do sth
You'd better go.中 'd 是什么?had better是固定搭配,但是为什么是had呢.不是have,s
had better do 为什么要用had?不是have better do
You had better have your shoes mended.mended为什么是过去式呢?
为什么have的过去式是had而不是haved?
是had better to do还是had better do
I have my hair cut yesterday.这句话对吗?为什么是have而不是 had?
英语,have better do 和 had better do有什么区别?have to do 和 had to d
they have much homework to do.中为什么是to do?而不是do?
有关had better do
had better do=?