三大从句易错点.ppt

二轮复习----三大从句易错点 （一）that 1. 名词性从句中that 与what的区别 2. that 在定语从句与名词性从句中的区别 1. 名词性从句中that 与what的区别 1) Modern science has given clear evidence _____ smoking can lead to many diseases. A. what B. which C. that D. where 2) ________ fashion differs from country to country may reflect the cultural differences from one aspect. A. What B. That C. This D. Which 3) ________ Barbara Jones offers to her fans is honesty and happiness. A. Which B. What C. That D. Whom 归纳1： 名词性从句中that只起连接作用，不作成分；而what作连接词并作主语，宾语或表语。（双重成分） = sth.+ that 2. that 在定语从句与名词性从句中的区别 1) My decision is _________ all of us are to start at 6 o’clock tomorrow morning. A. what B. that C. which D. whether 2) The view __________ many scientists hold is _______ too much emission of carbon dioxide is destructive. A. what; that B. that; which C. that; that D. which; which 归纳2： 1. that在定语从句中 （1）连接作用 （2）代替先行词作主语，宾语或 表语 2. that在名词性从句中 （1）连接作用 （2）不作成分 （二）what 1. what 与how 2. whatever与however 3. whatever与whichever 1. what 与how 1) _______ some teenagers don’t realize is _______ difficult life can be after they get addicted to drugs. A. That; how B. That; what a C. What; how D. What; what a 2) You don’t know ________ great trouble I took to finish the task. A. how B. what C. however D. whatever 归纳1： 感叹句中what修饰名词，how修饰形容词或副词。 ： You cant imagine ____ great difficulty we have had working out such a difficult problem . (2)You cant imagine ____great the difficulty is. You can’t imagine how clever a boy he is. 2. whatever与however 1) ______ hungry I am, I never seem to be able to finish off this loaf of bread. A. Whatever B. Whenever C. Wherever D. However 2) This college allows students to develop their own interests, to_______ extent they wished. A. whoever B. whatever C. however D. whenever 3. whatever与whichever