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His job is important.What he does is important. 主 语 从 句 的 定 义 ：主 语在 句 中 充 当 主 语 的 从 句 叫 做 主 语 从 句 。导 Subject Clauses 主 语 从 句 1.What it was to become was uncertain until between 4.5 and 3.8 billion years ago when the dust settled into a solid globe. 2. .it was not clear whether the shape would last or not. 3. What is even more important is that as the earth cooled down, water began to appear on its surface. 4. It was not immediately obvious that water was to be fundamental to the development of life. 5.What many scientist believe is that the continued presence of water. 6.Why they suddenly disappeared still remains a mystery. 7. Whether life will continue on the earth for millions of years to come will depend on whether this problem can be solved.Task1: Find the sentences which are subject clause in the reading passage, then underline the subject clauses.思 从 属 连 词 that , whether， if 连 接 代 词 who(ever), whom(ever), which(ever), what(ever)， whose 连 接 副 词 where ,when ,why ,how Task2： 主 语 从 句 的 引 导 词 ： 考 点 一 ： 连 接 词 的 选 用 活 学 活 用 _we understand things has a lot to do with what we feel.【 2015北 京 】 A.Where B.How C.Why D. When _ well go camping tomorrow depends on the weather. A.If B. Whether C. That D. Where _well go camping tomorrow has kept us all excited the whole day. A. If B.Whether C.That D.Where _ makes mistakes must correct them. A. What B. That C. Whoever D. Whatever议 、 展 、 评 BCCB 考 点 二 ： it 作 形 式 主 语(1) It的 用 处 ： 为 了 避 免 主 语 冗 长 和 句 子_, 经 常 用 it作 _,主 语 从 句 放在 _作 真 正 的 主 语 。Eg:That he will refuse this piece of advice is impossible.（ 用 it做 形 式 主 语 改 写 句 子 ） It is impossible that he will refuse this piece of advice. 头 重 脚 轻 形 式 主 语句 末 It+be+_+that从 句(obvious, true, natural, surprising, wonderful, possible, likely, certain, probable) Eg:显 然 他 撒 谎 了 。_ 特 别 注 意 ： It is important / natural / necessary / impossible/unbelievable/incredible/strange that.句 型 中 , 主语 从 句 应 使 用 _语 气 , 即 用 “ (_)+ 动 词 原 形 ” 的形 式 。 Eg:我 们 学 好 英 语 是 必 要的 ._(2)it 作 形 式 主 语 常 见 的 结 构形 容 词It was obvious that he told a lie.虚 拟 shouldIt was necessary that we (should) learn English well. It+be+_+that从 句 (no wonder, an honor, a good thing, a pity, no surprise, etc.). Eg:他 很 懒 .。 难 怪 他 这 次 考 试 不 及 格 。_名 词 或 名 词 词 组He is very lazy. It was no wonder that he failed in the exam. It+be+_+that从 句(said, reported, thought, expected, decided, announced, arranged, etc.).Eg:据 报 道 ， 有 五 个 人 被 埋 在 废 墟 中 。_特 别 注 意 :在 It + be+suggested/advised/ordered/requested/insisted/required/demanded 中 , that从 句 的 谓 语 也 应 该 用_语 气 , 即 用 “ (_)+ 动 词 原 形 ” 的 形 式 。Eg:人 们 建 议 应 该 采 取 更 多 措 施 来 保 护 环 境 。_过 去 分 词 V-edIt was reported that five people were buried in the ruins.虚 拟 shouldIt is suggested that more measures (should) be taken to protect our environment. It+_+(连 接 词 不 固 定 )从 句（ seem/happen/appear/matter/turn out/occur to/makes no difference等 ）Eg:你 今 天 来 或 者 明 天 来 都 没 关 系 。_不 及 物 动 词 及 短 语It doesnt matter whether you come today or tomorrow. It + _+ _+that从 句 Eg, It surprised/ amazed me that he should talk to his teacher in such a rude manner.(此 处 should表 ？ )vt. (及 物 动 词 ) O. (宾 语 ) 考 点 三 ： 主 从 的 语 序 陈 述 语 序 即 _【 活 学 活 用 】 _（ 他 什 么 时 候 会 来 ） is not known. Why was Lily late is not important.（ 改 错 ）连 接 词 + 主 语 +谓 语 +其 它When he will comeLily was 注 意 问 题 : (1)区 分 what和 that _you said yesterday is right. _she is still alive is a great news to all of us. 总 结 ： what在 从 句 中 _成 分 ， 如_； that在 从 句 中 _成 分 ,只起 _作 用 _意 义 _省 略 。ThatWhat 无连 接 不 充 当主 、 宾 、 表 充 当不 可 (2) if与 whether_ he will go to Beijing or not was not clear.It was not clear _ he will go to Beijing. 总 结 : 如 果 whether从 句 位 于 _， 或 者 与_连 用 时 ， 不 能 用 if替 换 如 果 句 中 借 用 了 _作 形 式 主 语 ， 引 导 词可 以 用 _替 换 whether。Whether/ ifWhether 句 首or not itif (3) 主 谓 一 致 When he will come _(be) a puzzle. When they will start and where they will go _(be) decided so far. When and where they will go _(be) decided so far. What he needs_ that book. What he needs _some books . areis isare is总 结 ： 从 句 作 主 语 时 ， 谓 语 动 词 多 用 _形 式 。 如 果 由 and连 接 两 个 或 两 个 以 上 的 主 语 从 句 作 主 语 时 ， 谓 语 动 词 用_形 式 ； 由 两 个 或 多 个 连 接 词 引 导 一 个 主 语 从 句 时 ， 谓 语 动 词 用 _ what 引 导 的 主 语 从 句 ， 主 句 动 词 的 单 复 数 形 式 由_决 定 .（ what 用 法 较 特 殊 )单 数单 数复 数 表 语 检 1. _ he didnt attend the meeting yesterday wasntquite clear.2. _ team will win the match is still unknown.3. _ comes to the party will receive a present.4. Its reported _ three people were killed in the accident 5. _ he solved the problem successfully interested all of us.6. _ is to be sent there to solve the problem hasnt been decided.I. 用 适 当 的 连 接 词 填 空 ， 使 句 子 意 思 完 整 。WhyWhichWhoever thatHowWho/what II. 下 列 各 句 中 均 有 一 处 错 误 ， 请 改 正 。1. That the old mans son wanted to know was where the gold had been hidden.2. Whether the 2008 Olympic Games will be held in Beijing excited the whole nation.3. Whatever leaves the room last ought to turn off the lights.4. How our spring sports meet will be held or not this week is not known yet.WWhetherWhoeverThat 5. Its strange when he should have gone away without telling us.6. When and where the meeting will be held still remain a question.7. It was requested that everyone made a speech at the meeting.r ains m kethat III 单 项 选 择1._ has helped to save the drowning girl is worth praising. A. Who B. The one C. Anyone D. Whoever2. It was_ he said _ disappointed me. A. what ; that B. that; that C. what; what D. that; what3. _ was that he could go back to his hometown. A. That really excited him B. What really excited him C. Which really excited him D. That excited him really4._ he made an important speech at the meeting was true. A. That B. Why C. What D. How5. It worried her a bit _ her hair was turning gray. A. whether B. that C. what D. whenBAB AD 6. Does _ matter if he cant finish the job on time? A. this B. that C. he D. it7. _ is a fact that English is being accepted as an international language.A. There B. This C. That D. It8. _ what they told me really true?A. Has B. Is C. Does D. Have9. It matters little _ a man dies, but _ matters much is_ he lives. A. how; what; how B. how; it; how C. why; it; why D. that; what; that10. _she couldnt understand was_fewer and fewer students showed interest in her lessons. A. What; why B. That; what C. What; because D. Why; thatA ABD D 11. What made her parents so angry? - _she had failed in the examination. A. As B. Because C. Since D. That12. It is necessary that a college student _at least a foreign language. A. masters B. master C. mastered D. will master13._ we go swimming every day _ us a lot of good. A. If.do B. That.do C. If.does D. That.doesD BD 五 、 Homework 完 成 语 法 日 日 清 Thank you! Good-bye!
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