9A条件状语从句练习(1)2页.doc

9A Unit 5 Grammar：条件状语从句复习1.条件状语从句的连词：条件状语从句通常由从属连词if (如果), unless (如果不, 除非)等引导。eg. Ill spend my holidays in Australia if I have enough money. You wont pass the exam unless you work harder.2.条件状语从句的时态：条件状语从句通常用一般现在时，主句通常用一般将来时。eg. You will miss the train if you dont hurry. We wont go to his party unless he invites us.练一练1：（动词时态填空）1)If you _ (not work) hard, you _ (not pass) the exam.2)You _ (be) late, if you _ (no