adj+to do和adj+doing
it's adj doing 和it's adj to do的区别
it+be+adj+to do something和it+be+adj+doing something的区别
be+adj.+doing sth和be+adj.+to do sth哪个队
it's adj+to do还是doing?
have +adj+ time+doing还是to do
It's+adj.to do sth.和 It's+adj.doing sth.有什么区别
be +adj + to do
feel adj.doing sth与feel adj.to do sth有什么区别?
be adj to do sth可以换成be adj doing 为什么?
it is adj.to do sth.it is adj.doing sth.有什么区别
It is adj to do sth/It is adj doing sth两个语法句式都对吗?
“It's + adj.+ to do 不定式”与“It's + adj.+ doing sth.”的区别