Unit 4 Section Ⅲ Grammar-2021-2022学年高中英语必修3【名师导航】同步课件PPT(人教版)

Unit 4　Astronomy:the science of the stars Section Ⅲ　Grammar 主语从句 1 语法精要·点拨 返首页 语法应用·落实 1 2 语法精要·点拨 返首页 语法应用·落实 2 3 语法精要·点拨 返首页 语法应用·落实 3 主语 表语 主语 宾语 是否 形式 4 语法精要·点拨 返首页 语法应用·落实 4 语 法 精 要 点 拨 5 语法精要·点拨 返首页 语法应用·落实 5 6 语法精要·点拨 返首页 语法应用·落实 6 7 语法精要·点拨 返首页 语法应用·落实 7 8 语法精要·点拨 返首页 语法应用·落实 8 9 语法精要·点拨 返首页 语法应用·落实 9 10 语法精要·点拨 返首页 语法应用·落实 10 That Whether whoever 11 语法精要·点拨 返首页 语法应用·落实 11 12 语法精要·点拨 返首页 语法应用·落实 12 13 语法精要·点拨 返首页 语法应用·落实 13 14 语法精要·点拨 返首页 语法应用·落实 14 15 语法精要·点拨 返首页 语法应用·落实 15 16 语法精要·点拨 返首页 语法应用·落实 16 It's a pity It's suggested It seems to me 17 语法精要·点拨 返首页 语法应用·落实 17 18 语法精要·点拨 返首页 语法应用·落实 18 19 语法精要·点拨 返首页 语法应用·落实 19 20 语法精要·点拨 返首页 语法应用·落实 20 will we→we will are→is have→has 第二个are→is 21 语法精要·点拨 返首页 语法应用·落实 21 语 法 应 用 落 实 22 语法精要·点拨 返首页 语法应用·落实 22 that Whatever Where How 23 语法精要·点拨 返首页 语法应用·落实 23 when When what what 24 语法精要·点拨 返首页 语法应用·落实 24 What What 25 语法精要·点拨 返首页 语法应用·落实 25 that somebody came to visit him just now. should be completed next week What she is buying now 26 语法精要·点拨 返首页 语法应用·落实 26 Why she didn't attend the wedding party When the dispute in this area will stop 27 语法精要·点拨 返首页 语法应用·落实 27 Thank you for watching ! 28 语法精要·点拨 返首页 语法应用·落实 28 语 境 自 主 领 悟 先观察原句 ①What it was to become was uncertain until between 4.5 and 3.8 billion years ago when the dust settled into a solid globe. ②The earth became so violent that it was not clear whether the shape would last or not. ③What is even more important is that as the earth cooled down，water began to appear on its surface. ④It was not immediately obvious that water was to be fundamental to the development of life. ⑤What many scientists believe is that the continued presence of water allowed the earth to dissolve harmful gases and acids into the oceans and seas. ⑥So whether life will continue on the earth for millions of years to come will depend on whether this problem can be solved. 语 境 自 主 领 悟 后自主感悟 1.以上各句皆为主从复合句，句中黑体部分为名词性从句作_____，称之为主语从句。 2.what引导主语从句，what在从句中作 (句①)， (句③)，及