人教版必修三 Unit 4 language points .ppt

Unit 4 Language points 1. What it was to become was uncertain until … 他昨天直到七点才离开学校. He didn’t leave school until seven o’clock. 他们到了中国才能看了长城. They couldn’t see the Great Wall until they came to China. 1. not…until…直到…才… 他昨天直到七点才离开学校. 他们到了中国才能看了长城. It was not until they came to China that they could see the Great Wall. It is/was not until… that… 强调句 It was not until seven o’clock that he left school. 2. (sth) be to (do): 不可避免要发生或必须发生。 e.g. They said goodbye, little knowing that they were never to meet again. She is to be honoured for this great work. 2. (sth) be to (do): (2) 表示按计划、安排要发生的动作 We were to have been married last week The train is to arrive in BeiJing at 10:25 Tell her she is not to be back late! (3) 表命令 3. They were in time to produce carbon,… in time: 及时,来得及;最终 e.g. Fireman reached the house on fire in time. They adapted to the new environment in time. 我迟早会遇见他. I’ll see him________. in time in time (for sth. /to do sth.): 及时,不迟 我迟早会遇见他. I’ll see him________. 她会及时回来准备晚餐. She will be back __________ prepare dinner. 你认为我们能及时赶上火车吗? Do you think we can get there _________ the train? in time for in time in time to 与time相关的短语: on time 按时;准时 in no time 立刻,马上 at times 有时,偶尔 at a time 每次;依次 at one time 曾经，一度 at no time 从不，决不 once upon a time 从前 at the same time 同时 4. Unlike the earth, it had disappeared later. unlike prep. 不同，不像 e.g. Music is quite unlike any other art form. 音乐与其它艺术形式迥然不同。 They are so unlike that nobody believes they are sister. 她们如此不同以至于没人相信他们是姐妹。 2) unlike adj. 不同的；相异的 It’s unlike sb. to do sth. 做…不像某人平时的样子/风格 e.g. It’s unlike you to go home so late. It’s unlike him not to say hello. unlikely adj. 不大可能发生的 likely adj. 可能的 It’s likely to do sth. 做…是可能的 John is likely to be in London this au