英语 用动词正确形式填空1.Only when you _____(learn)something about firs

英语 用动词正确形式填空
1.Only when you _____(learn)something about first aid can you help to save a person's life.
2.____you____(remember)the scene in the play where Susan___(meet)Alan for the first time?It's so ___(move)that I'm___(move)to tears every time I ___(see)it.
3.I soon ___(find)that the work I___(do)had already been done by someone else---in other words,I___(waste)my time.
4.I don't expect Mary ___(come)to visit me but I hope that she___(call)me up.