中考英语复习之连词.ppt

连词是一种虚词， 它不能独立担任句子成分。用来连接词，短语，从句与句子。 9. as well (也,而且,) 用于句末. 注意 practice 从属连词 注意 practice 　　6. The red suitcase is expensive _____ its made of leather.　　A. when??? B. if??? C. because D. though 　　7. I wont take part in the party _____ Joe invites me.　　A. if??? B. when??? C. unless D. because 　　8. He didnt tell me anything _____ he left.　　A. until??? B. before??? C. after D. since 　　9. - Hurry up. The bus is coming.　　- Oh, no. We mustnt cross the street _____ the traffic lights are green.　　A. after??? B. since??? C. while D. until 　　10. We have been good friends _____ we joined the same ping-pong team.　　A. after? B. before??? C. since D. until 9. 引导比较状语从句的从属连词 主要的有than和as…as： It’s easier than I thought. They are as often wrong as they are right. 10. 引导名词性从句的从属连词 主要的有that, if, whether： It is clear enough what he meant. Your greatest fault is that you are careless. Whether it will do us harm remains to be seen. She didn’t say if he was still alive. 1、特殊并列连词while＼when　　【例1】I had just stepped out of the bathroom and was busily drying myself with a towel____ I heard the steps．　　A．while B．when 　C．since　D．after　　【例2】I’d like to study law at university my____ cousin prefers geography．　　A．though 　B．as 　C．while 　D．for 二者区别是： while “正在….”,还可表两相对照; when表突然、在那时，常见于be about to do．．．when和Hardly．．．when等句型中。 whether和if都可以引导宾语从句，表示“是否”，在口语或间接引语中两者可以互换使用。 I wonder if / whether I can get some advice from you. 2. if和whether的区别 但在有些情况下，whether和if的用法有一定区别。 1）. whether引导的从句常可以与连词or或or not直接连用，而if一般不能。 Let me know whether you can come or not. 2）. 当宾语从句提到句首时，只能用whether引导，而不能用if。 Whether it is true or not, I can’t tell. 3）. whether可以引导带to的不定式，if则不能。 I don’t know whether to accept or refuse. 4）. whether及其引导的成分可放于介词之后，作介词的宾语，但if不能。 I worry about whether I hurt her feelings. 5）. whether可以引导从句，作主语、表语或同位语，而if不能。 It was uncertain whether he would come. His first question was whether Tom had arrived yet. Hurry up,