Unit 1 Science and scientists-单元语法和写作-高二英语重难点词句语法基础+提升练（新人教版选择性必修二）

选择性必修二 Unit 1 Science and scientists 单元语法及写作 一、名词性从句复习（讲解见选择性必修一Unit 5；以下为简单归纳） 名词性从句：主语从句 宾语从句 表语从句 同位语从句 连词的选择 一、在从句中充当句子成分 连接代词 what; who; whom; which(有范围) 主 宾 表 定: whatever; whoever; whomever; whichever 连接副词 when; where; why; how 状语 whenever; wherever; however 二、在从句中不充当句子成分 That 无词义 只起连接功能 Whether/if 是否 as if/though 似乎 好像 缺什么补什么 如果从句缺主语 指人用 who 指物用what 宾语 指人用who/whom 指物用what 定语 常用what/which(有范围) It remained uncertain what side effect the medicine would bring about. There are five books, which one is my favorite? 表语 what Working hard when young makes Jack where he is at present. 状语 when; where; why; how 什么都不缺 that whether/if as if/though I. 单句语法填空 1. The reason _____________I was absent from school due to the fact ___________I was ill. 2. I handed him the gift card, saying he could use it for ___________his family might need. 3. is still unknown when the president will make a public speech. 4. Choosing t