"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 a hard time 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? 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造句 have a very hard time have a hard time doing 还是have hard time doing 翻译句子 1.I had a hard time finding you.2.Do you have a hard time with your study? have a hard time have a difficult time 区别 请问have a good/hard/difficult time to do 还是doing have a hard time doing sth 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 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 hard time .In winter,animals have a hard time finding anything to eat. 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? had a hard time后面接to do还是doing? have a hard time with的with在这儿是什么意思? have a hard time doing sth的同义句是什么