有be quick in doing sth这个词组吗?

有be quick in doing sth这个词组吗? 有 BE QUICK AT DOING 这个词组吗? be quick in doing是否=do sth quickly可以当成同一句吗？ be busy doing中,有in么? be quick和be quickly的区别是什么啊?有没有be quick这个用法?He was _______the teacher's questions.A.quickly to undersand B.quick to understandC.quickly understood D.quick understanding Let's be后是接quick还是quickly be occupied in doing be behind in doing the boy is quick of understanding有be quick of 着个词组么?be quick How to say Donair in Chinese?How to say it in Chinese?It's a Canadian food Please be quick! be excited in doing sth?be excited about doing sth?区别be excited in doing sth和be excited about doing sth区别不是有be interested in?为什么没有be excited in doing sth be successful in (doing) sth.be successful at (doing) sth.如何翻译,有什么区别 be late doing和be late in doing有区别吗 be successful in doing succeed in doing sth有区别吗? be expert at doing 还是in doing 有没有sb.be succeeded in doing sth.的词组? 有没有be busy in doing sth.（忘了-_- 请教英语语法：what you'll be doing in five year's time?what you'll be doing in five year's time?you'll后为何要加助动词be?有何意义?可不可以省略be:what you'll do in five year's time?