高二英语下册单元总结复习教案21.docxVIP

GRAMMAR used to 与 would used to和would的相同用法： ★二者均可表示过去经常进行而现在不再进行的习惯性动作。如： When we were young, we used to / would walk in these woods. They used to / would walk around with one trouser leg shorter than the other. ★二者都不能和表示动作发生的具体频度的词或表示一段具体时 间的词连用。 used to和would的不同用法： ★used to可以用于表示过去的状态，而would则不可以。如： Linda used to be a singer, but now she is a writer.（不能用 would） Howard used to have a mustache, but he has shaved it off.（不能用 would） ★would表示反复发生的动作。如果某一动作没有反复性，就不能 用would,只能用used to。如： From that day on, as soon as he finished his homework, he would play basketball with his friends.（具有反复性） His parents used to live in New York.（没有反复性） ★used to可以用于存在句和无人称句中。如： There used to be a statue in the centre of the square. It used to be said that the sun travelled around the earth. 【拓展】辨析 used to, be used to 和 get used to ★used to表示过去的习惯动作或状态，现在已不存在，后跟动词原形。 如： Ben used to be a heavy smoker but he has stopped smoking for six months now. ★be used to表示“习惯于……”时，后跟名词、代词或动词-ing形 式。如: Frank is quite used to hard work. It doesnt frighten them. Theyre used to it. Im used to having my sleep interrupted. be used to还可以表示“被用来做……”，后跟动词原形。如： Wood is used to make paper. ★get used to表示由不习惯到习惯的动态过程，意为“（变得）习惯于, （开始）习惯于，后跟名词、代词或动词-ing形式。如： After three weeks she had got used to the extreme heat. The food here is strange at first but youll soon get used to it. You will soon get used to typing on this new keyboard. 【即学即练】 L 用 would, used to, get used to 或 be used to 的正确形式填空。 Carl be very fat, but now he is rather thin. There be a hospital behind this school before the war. When we were boys, we go swimming every summer. People believe that there were human beings on Mars. Tom stay up very late, but recently he goes to bed much earlier. You will soon this climate and then the changes in temperature will not affect you. Dont worry. Philip driving in such busy streets as this. IL 用 used to 或 would 填空。 The song be popular in the 1980s. When working in the same office, we have coffee together. When my parent