用be busy doing,mind doing,enjoy doing,can't help doing 这些单词一起造四个句子怎么造

用be busy doing,mind doing,enjoy doing,can't help doing 一起造个句子怎么造 用be busy doing,mind doing,enjoy doing,can't help doing 这些单词一起造四个句子怎么造 用be busy doing sth.句型造句 be busy doing造句 be+busy+doing=be+( )+( be busy doing 和 be busy in doing 的区别? be busy with doing 与be busy doing 区别 be busy doing等于什么 be busy doing sth 例句 be busy in doing sth be busy doing 过去式+造句 “使忙于”用英语怎么说?要动词,别说be busy doing be busy with he is always busy___ (work)是用be busy doing sth还是 be busy with sth 请用be busy doing sth 的句式造句 be busy with sth 与be busy doing sth be busy doing还是be busy to dokuai 为什么是be busy doing而不是be busy to do be busy to do 还是 be busy doing