雅思(1) 一是表示将来，即表示发生在谓语动作之后的动作。如：We decided to leave early. 我们决定早点动身。He asked me to buy him some paper. 他叫我给他买些纸。We expect him to come in time. 我们希望他能及时来。(2) 表示与谓语动作同时发生或略先于谓语动作的动作。如：He seems to be tired. 他似乎累了。Who heard him say that? 是谁听到他这样说的?I’m sorry to hear that. 听到这事我很难过。(to hear 略先于am sorry)雅思
雅思after, in, within(A) after表示“在……之后”，是before的反义词。如：He got a cancer and died after a year.?The meeting will end after 3:00pm. 会议将在下午三点后结束。(B) within“在……时间之内”。如：I can finish it within an hour. 我不需一小时就可把它做完。注：after与in都可表示“在……之后”，但after后可跟时间段，也可跟时间点；而in后必须跟时间段。after既可用于将来时，也可用于过去时，而in只能用于将来时。I’ll arrive in an hour. 我一小时后到达。雅思</p 产品：澳博培训供货总量：不限产品价格：议定包装规格：不限物流说明：货运及物流交货说明：按订单
