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1、A Lesson in a Lab必修必修 1 111. It is hard to think of a world without metals.很难想象一个没有金属的世界。2. Here is a table with the metals that react most at the top, and the metals that react least at the bottom.下面表格中的金属反应最强的排在上面,反应最弱的排在下面。重点句型重点句型23. Below is a description of a simple scientific experiment. It s
2、hows us how iron reacts with air and with water. 下面是对一个简单科学实验的描述,它向我们演示了铁是如何跟空气和水反应的。重点句型重点句型34. Our chemistry teacher, Mr Longford, takes us to public science lectures about four times a term, and these are always very interesting, as the lecturers are people who have made real discoveries in their
3、 area of science. 我们的化学老师朗福德先生大约每学期带我们去听四次大众科学讲座,讲座总是非常有趣,因为作讲座的人都是在各自的科研领域里有真正发现的人。重点句型重点句型4 Our chemistry teacher, Mr Longford, takes us to public science lectures about four times a term, and these are always very interesting, as the lecturers are people who have made real discoveries in their ar
4、ea of science. 我们的化学老师朗福德先生大约每学期带我们去听四次大众科学讲座,讲座总是非常有趣,因为作讲座的人都是在各自的科研领域里有真正发现的人。句型探究句型探究5 本句是由and连接的并列句,后一个分句中含有由as引导的原因状语从句。原因状语从句中又含有who引导的非限制性定语从句,people为定语从句的先行词。 (1) as conj. “因为”，引导原因状语从句,表示“双方已知的原因”,语气比since弱,较为正式。 As it is raining, youd better take a taxi. 既然在下雨,你最好乘出租车。 I went to bed early
5、, as I was exhausted. 我睡得早,因为我筋疲力尽了。句型探究句型探究6 “当的时候”,引导时间状语从句,表示“一边,一边”、“随着”。 “No, I wont. Ill be fine,” said Zhou Kai, as he opened the door.(必修2Module 1) “不,我不会感冒的。我会很好的。”周凯一边开门一边说。 As time went on / by, she became more and more worried. 随着时间的流逝,她变得越来越焦虑。句型探究句型探究7引导让步状语从句，此时句子用倒装语序。Rich as he is,
6、he never spends a cent on clothes.虽然他很富有,但他从不花一分钱在衣服上。Child as he is, he knows a lot.尽管他是个孩子,但懂很多事情。句型探究句型探究8引导方式状语从句,意为“如,像；按照的方式”。I want you to tell my friend your very interesting experience exactly as you have told it to me.我想让你像给我讲述的那样,给我的朋友讲一讲你那段极其有趣的经历。Remember, you must do everything as I do
7、.记住,你必须按照我做的那样做。句型探究句型探究9引导比较状语从句,用于“asas或not so / asas”中,前一个as是副词,后一个as是连词,意为“如/不如一样”。I dont speak English so / as well as he does.我英语讲得不如他好。句型探究句型探究10 (2) who have made real discoveries in their area of science为定语从句,who在定语从句中作主语,指代people,并且who不可用that代替。 What was the name of the man who lent you the money. 借钱给你的那人叫什么名字？(定语从句修饰先行词the man)句型探究句型探究11 注意：注意：who引导的特殊疑问句,为了避免重复,定语从句的引导词不能用who而要用that。 Who is the student that won the gold medal? 那个获金牌的学生是谁？句型探究句型探究12同学们来学校和回家的路上要注意安全来学校和回家的路上要注意安全同学们来学校和回家的路上要注意安全来学校和回家的路上要注意安全同学们来学校和回家的路上要注意安全来学校和回家的路上要注意安全同学们来学校和回家的路上要注意安全来学校和回家的路上要注意安全
