have some problems to do 还是 (in) doing,have a lot of problems to do 还是 doing?
问题描述:
have some problems to do 还是 (in) doing,have a lot of problems to do 还是 doing?
答
是have some problems to do这里的do 是一个代动词
如 have some problems to solve
have some problems to do with
这是不定式作定语
如果是 干某事有困难 have后面的名词 应该是抽象名词 不可数
可以用 have (some/ a lot of )difficulty或trouble或problem (in) doing