高中英语unit4astronomythescienceofthestarssectionwarmingupreadinglanguagepoints课件新人教版必修

Section Warming Up & ReadingLanguage Points,课前自主预习,13_(vt.)& (vi.)(使)迷惑；(使)为难(n.)谜；难题puzzled (adj.)迷惑不解的puzzling (adj.)令人迷惑的 14_(prep.)与不同；不像like(反义词)(prep.)像dislike (v.)& (n.)不喜欢 15_(vi.)存在；生存existence (n.)存在；生存 答案： 9.religion 10.globe 11.harmful 12violent 13.puzzle 14.unlike 15.exist,3句型展示：This produced a chain reaction，which made it possible for life to develop. 这产生了连锁反应，使生命的发展成为可能。 名师指津：it作形式宾语，动词不定式to develop为真正宾语。 句式仿写：Cellphones _ to anyone from anywhere. 手机使我们和任何地方的任何人说话成为可能。 答案： 1.What；is that 2.whether；or 3.make it possible for us to talk,课内研析探究,.单词拼写 1Our teachers always pay attention to combining_(理论) with practice. 答案： theory 2If you_(乘) four by five，the answer is twenty. 答案： multiply,3Many laws of nature actually_(存在) before they were discovered. 答案： existed 4I was surprised by the_(出席) of so many people at the meeting. 答案： presence 5The new owners have tried to give the restaurant a more familyfriendly_(气氛) 答案： atmosphere,6I bought this loaf of bread in the_(连锁) store opposite the post office. 答案： chain 7The experiment shows that the _(系统) is not good enough and needs to be improved. 答案： system 8The_(基本的) goal of the governments work is to improve peoples living standards，making sure that everyone lives a good life. 答案： fundamental,9As for the meeting，everything went ahead very well._(因此，于是)，it was indeed a big success. 答案： Thus 10Dont look so_(困惑的)the maths question is very simple. 答案： puzzled,.单句改错 1. The decision will depend on whether the problem can solve. _ 答案： solve改为be solved 2They put too much waste water into the river，that was harmful to the fish. _ 答案： that改为which,3Why he suddenly left the company is remained a mystery. _ 答案： 去掉is 4The new rule made that possible for me to enter that company. _ 答案： that改为it 5What is important is he has gradually quit smoking ever since. _ 答案： 第二个is后加上that,.单句写作 1Jack studied hard，_(因此在考试中得了高分) 答案： thus he got high marks in the exam 2My sister often has headaches，which_(使她无法看书) 答案： prevents her from reading 3Computer technology_(使得人们在家办公成为可能) 答案： makes it possible for many people,4The couple brought up their children on low incomes.Now the children，_(轮到他们)，should look after their elder parents. 答案： in their turn 5The students handed in their exercises just _(及时让老师去批阅) 答案： in time fo