be quick in doing是否=do sth quickly可以当成同一句吗？

be quick in doing是否=do sth quickly可以当成同一句吗？ 有be quick in doing sth这个词组吗? 有 BE QUICK AT DOING 这个词组吗? be occupied in doing be behind in doing be expert at doing 还是in doing be in charge of doing be interested in doing sth be busy in doing sth be long in doing sth be behind in doing sth be sophisticated in doing sth succeed in doing sth 是否等于be able to do sth be busy doing 和 be busy in doing 的区别? be good at doing sth.be good at=do well in 是不是 do well in doing sth? be successful in doing in可省吗 be+busy+doing=be+( )+( remain to be done是否等于remain doing?need doing是否等于need to be done?