sb was doing sth at some的意思
sb was doing sth at some的意思
sb was doing sth
need doing sth与need to do sth的区别?call sb at+电话号码的中文意思是什么?
stand sb./sth.doing sth.汉语意思
sb spend some time in doing sth
talk to sb. doing sth.的汉语意思
tell sb doing sth和tell sb to do sth的意思?
perceive sb.do sth.和perceive sb.doing sth.的意思是不是一样啊?
紧急】see sb do/doing sth,watch sb do/doing sth,look at sb do/d
sb was doing sth when sth +动词过去式是什么时态
put sb off doing sth什么意思?
hear sb.doing sth.是神马意思?