牛津英语九年级上册grammar(共23张PPT).ppt

Unit6 TV programme Grammar 1. Using if 2. Using unless 3. If 与unless转换 If I am happy, I will show you around Hongshan zoo. If I go to Hongshan zoo, I will see camels. I will see camels if I go to Hongshan zoo. What will you see if you go to Hongshan zoo? simple present tense 一般现在时 simple future tense 一般将来时 If hunters catch a giant panda, they will kill it for its fur. Conditional Sentences(条件状语从句） soon there will be no giant pandas in the world. If we do nothing, If-clause(从句) Main clause（主句） If–clause (一般现在时） Main-clause(一般将来时） Main-clause(一般将来时） If–clause (一般现在时） , We need a ___________________( comma, full stop) after the ‘if’-clause when it is the first part of a sentence. Rules comma , . 学科网 If hunters catch a giant panda, they will kill it for its fur. The dangers that giant pandas are facing: If farmers cut down trees and forests, giant pandas will have nowhere to live. = They will kill it for its fur if hunters catch a giant panda. = Giant pandas will have nowhere to live if farmers cut down trees and forests. Z.x.x. K If I (go, will go) to the Reading Club this afternoon, I (do not have, may not have) any time to watch TV. 2. If Simon (gets, will get ) home too late, he (miss, will miss) his favourite cartoon. 3. If Amy (completes, will complete) all her homework quickly, she (watches, will watch) the chat show. 4. If Daniel (takes, will take) part in the game show, he (wins, might win) a prize. 5. If Sandy (finds, will find) a programme interesting, she (introduces, will introduce) it to us. 1. Diana (will go/go/goes) to Europe if she (will pass/pass/passes) the exams. 2. The graduates (will teach/teach/teaches) in the poor village if the Ministry of Education (will agree/ agree/agrees) soon. 3. If there (will be/ are/is) a car accident, they (will call/call/calls) 110 for help at once. if引导的条件状语从句 在if 引导的条件状语从句中，主句也可含有情态动词或是祈使句。如： If it is fine tomorrow, we ca