后作宾语补足语。?1. 感官动词:see, hear, feel, smell, watch, find, listen to, look at, notice, observe, + V-ing表示动作正在进行。РSuddenly we heard someone knocking gently on the window.РI noticed a stranger sliding into the manager’s office.РV-ing形式作宾语补足语Р1. 感官动词:?注:感官动词+ doing (正在进行)? (to) do (动作的全过程)? done (动作的被动、完成)РI saw a boy getting on the bus.РI saw a boy get on the bus.РI saw a boy beaten by his father.РV-ing形式作宾语补足语Р主要用于以下两类动词后作宾语补足语。?2. 使役动词:have, set, keep, leave, get+ V-ing表示处于某种状态或持续干某事。РI’m sorry to have kept you waiting.РIt’s not difficult to get him talking --- the problem is how to stop him.РV-ing形式作宾语补足语Р2. 使役动词:?注:使役动词+ doing ? to do (去做/完成一件事)? done (动作的被动、完成)РHe left the little girl to find her own way home.РNever leave children playing near water by themselves.РI will have puter repaired.