Highlights of My Senior YearMy belief is that hes got a health problem.The reason why he didnt come was that he was ill.My problem is whether we can accomplish it in time.He looked as if he was going to cry.The question is who can complete the difficult task.Thats just what we expected.The problem is how we can find such stuff.Predicative ClausesPredicative ClausesThe clause is used as a predicate nominative of a link verb. Predicative clauses begin with that, whether, as if, who, what, which, whose, when, where, how, why, etc. Why he did that wasnt quite clear.How this happened is not clear.Where she has gone is not known yet.When they will start is not known yet.Which team will win the match is still unknown.Who will go makes no difference.What Im looking for is a real success.Whether she will come or not is still a question.That she was able to come made us very happy.Whoever breaks the law should be punished.Why How Where When WhichWho What WhetherThatWhoeverSubject ClausesThe clause is used as a subject of the main verb. Subject clauses begin with that, whether, who, what, which, when, where, how, why, whoever, whichever, etc. Subject Clauses主语从句和表语从句是名词性从句 中的两种。名词性从句还包括宾语 从句和同位语从句，它的功能相当 于名词。本模块重点学习主语从句 和表语从句。一、主语从句 (1) That he will come is certain. (2) Whether she is coming or not doesnt matter too much. (3) What surprised me most was to see some of the village people seated on the benches at the end of the room.主语从句主语从句(4) Which team will win the match is a matter of public concern. (5) Where she has gone is not known yet.当主语从句较长时，多放在句子后部 ，用 it 作形式主语。主语从句主语从句以it作形式主语，把主语从句后置的常 用句型有：1. It+be+形容词+that从句 It is/was certain that clauseclearimportantnecessaryprobablepossible主语从句（1）It is certain that she will do well in her exam. （2）It is probable that he told me everything.主语从句主语从句2. It + be + 名词词组 + that从句It is / was a pity that clauseshameduty (1) It is a pity that we cant go. (2) It is no surprise that our team should have won the game.主语从句3. It + be + 过去分词 + that从句It is said that clausereportedthoughthopedbelievedknown 主语从句(1) It is said that he is the best student in the class. (2) It is thought that Joe drives badly.主语从句主语从句4. It + seem, happen, appear等不及物动词 + that从句。 (1) It seems that Alice is not coming to the party at all. (2) It happened that I was out that day.主语从句(1) This was what Tom was reading. (2) The truth is that I have never been there. (3) It looks as if it is going to rain.二、表语从句：表语从句表语从句(4) The reason why he was late was that he got up late. (5) This is how we overcame the difficulties. (6) That is why she was absent yesterday. (7) The house is where Lu Xun once lived.表语从句表语从句1. _ he is living now is not known to anybody.A. When B. IfC. Whether D. What 2. _ the scientist who gave us a talk will go abroad.A. It said thatB. It says whenC. It is said thatD. He is said3. _ I cant understand is _ he changed his mind.A. That; that B. What; whyC. Which; how D. That; why 4. _ is well known _ much progress has been made in China in the past twenty years.A. What ; what B. It ; thatC. It ; what D. That ; that1. _ matters most in learning English is enough practice. (2007全国 II)A. What B. Why C. Where D. Which2. _ he referred to in his article was unknown to the general reader. (2007上海)A. That B. WhatC. Whether D. Where3. The traditional view is _ we sleep because our brain is “programmed” to make us do so. (2007上海)A. when B. why C. whether D. that 4. It has been proved _ eating vegetables in childhood helps to protect you against serious illness in later life. (上海卷) A. if B. because C. when D. that