A. Period 7-8 Language pointsB. for Reading (P25)1. What it was to become was a mystery until the dust began to slowly combine into a ball moving around the sun. 1) _（使大家吃惊的是）is that he didnt come to the meeting. (What surprised everybody)2) _（他所做的）added to our difficulty. (What he did)3) _ we cant get seems better than _ we have. A. What; what B. What; that C. That; that D. That; what4) _ made the school proud was _ more than 90% of the students had been admitted to key universities. A. What; because B. What; that; C. That; what D. That; because2.The problem was that the earth became violent because it was not clear whether the solid shape was to last or not.问题是地球开始变得激烈动荡，不知道这个固体形状是否会继续下去。n. 固体 solid, liquid, gas adj. 固体的；实心的,无空隙的；结实的，坚固的 solid fuels solid food a solid sphere solid furniturea man of solid build1) Matter has three states: solid, liquid and gas. 2) When water freezes, it becomes solid and we call it ice. be to (do): (something) will definitely happen, or it must happen 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.Mr. Clark said to his daughter, “You are to be home by 10 oclock at the latest.” 3. It exploded loudly with fire and rock, which were in time to produce the water vapour, 1). （使某物）炸开，爆炸 2). （指感情）激发 3). （指人口）突然或迅速增加 The firework exploded in his hand and he was hurt seriously. I was frightened when she exploded into loud laughter. Now it is not easy to find jobs with the exploding population. explosion n. 爆炸（声） explosive adj.爆炸性的，易爆炸的 n.炸药，爆炸物 in time (for sth/to do sth): not late 及时；不迟She will be back in time to prepare dinner. 她来得及回来准备晚饭。in time: sooner or later; eventually 迟早；最后Ill see him in time. 总有一天我会遇见他。in/out of time: in/not in the correct time 合/不合节拍The audience clapped in time to the music.观众合着音乐的节拍拍手。4. As the earth cooled down, water began to appear on its surface. 随着地球的冷却, 地球的表面就开始出现了水。cool adj.凉快；冷静；冷淡v. （使）变冷；冷静下来 1) Lets sit in the shade and get cool.2) I knew I had to keep cool.3) His play received a cool response from the public. 4) The rain has cooled the air.5) Let your soup cool a little before you drink it.6) A heated argument can be settled better if both sides cool down first.7) I tried to cool her down but she was still very angry when she left. 5. Nobody knew that it was going to be different from other planets going round the sun. be very / much / quite / entirely / totally different from与不同 1）城市生活和农村生活很不同。City life is quite different from country life. 1） 他们的品位和我不同。Their tastes are different from mine. There are differences betweenand 与之间有不同之处tellfrom 把与区分开来the same as 与一样be similar to 与相似 going round the sun为现在分词短语，做定语，表示一般的动作。例如：Men breaking the law will be punished.Men who break the law will be punished. 现在分词短语作定语，也可表示进行的动作。例如：Can you see the girl dancing with your boyfriend?Can you see the girl who is dancing with her boyfriend? 你能看到与男友跳舞的那个姑娘吗？6. It allows the earth to dissolve harmful gases, which allow vt. 允许、许可、容许allow+n./pron./doing allow sb. to do be allowed to doMy father doesnt allow smoking at home. In fact he doesnt allow us to smoke anywhere at any time.父亲不允许在家里吸烟。实际上，他不允许我们在任何地方任何时候吸烟。Are we allowed to use the computer?我们可以用电脑么？Be harmful to 对有害 do harm to sb. = do sb. Harm 伤害某人，对某人有害处 1) Pollution is especially harmful to animals. 2) Smoking will do you a lot of harm. 7. That made it possible for life to begin to develop.1)The foreign Minister said, “_ our hope that the two sides will work towards peace. ”(2004BJ)A. This is B. There is C. That is D. It is 2) I like _ in the autumn when the weather is clear and bright. (NMET2004)A. this B. that C. it D. one 3) Why dont you bring _ to his attention that you are too busy to do it?A. this B. that C. what D. it it作形式宾语，其真正的宾语可以是不定式，动名词和从句。 4) Why? I have nothing to confess. _ you want me to say?(2004SH) A. What is it that B. What it is that C. How is it that D. How it is that 5) Was it at the school _ was named after a hero _ he spent his childhood? A. which ; that B. where; where C. that; where D. which; where8. They multiplied and filled the first oceans and seas with oxygen. multiply (数目上)增加，增多；乘；（使）繁殖 1) Our problems have multiplied since last year. 2) 2 and 5 multiply to make 10.3) 6 multiplied by 5 is 30. = Multiply 6 by 5 to make 30.4) The plants here multiply rapidly. 9. This encouraged the development of early shellfish and all sorts of fish.encourage 鼓舞；促进；怂恿。后接名词、