have hard time to do?如果to do不定式作为定语修饰time,表同位关系 是否可以?是不是约定俗成只有have hard time doing的?

为什么have time to do而have a hard time doing have a hard time doing sth和have much time to do 有什么区别? have a hard time doing和have hard time to do有区别吗?有没有这个短语have a hard time to do?若有,跟have a hard time doing的区别是什么? have hard time to do?如果to do不定式作为定语修饰time,表同位关系 是否可以?是不是约定俗成只有have hard time doing的? 请问have a good/hard/difficult time to do 还是doing I really have hard time to 英语翻译i have been really hard on a secrst project,which is something i have been known to do from time to time have enough time to do还是do have a good time 和have a hard time后接to do ,doing?两者加的一样吗?请朋友尽快给予回答 have a hard time hard time .In winter,animals have a hard time finding anything to eat. had a hard time后面接to do还是doing? I have a hard time going back to them. have time to do还是doing have enough time to do 还是doing have +adj+ time+doing还是to do 翻译句子 1.I had a hard time finding you.2.Do you have a hard time with your study? There're lot of new subjects,and it's real hard to find time for all the reading I have to do.怎么翻译顺畅?