脑洞英语语法系列课件_条件状语从句.pptxVIP

条件状语从句;条件状语从句的从属连词 条件状语从句的时态使用 if状语从句和if宾语从句的区分;;;“Your hair will turn blue unless you stop being naughty.” said her mother.;You will grow warts on your nose as long as you carry on like this. ;;有哪些从属连词可以 引导条件状语从句？ ;;;;黄金台词;黄金台词;黄金台词;画面定格;The students were singing happily ____ I passed the school hall.;-I’d like to find a job in the library. -Good idea, ____ it doesn’t affect your studies.;条件状语从句 在句子里的位置？ ;I will buy you a bike if you learn to ride it safely. ;I will buy you a bike if you learn to ride it safely. I won’t let you ride your bike on the road unless you wear a helmet.;This is very sensible advice. Most cyclists will come to no harm as long as they take care.;This is very sensible advice. Most cyclists will come to no harm as long as they take care. If you fall off, your head will hit the ground hard. You must protect it against injury.;;;;;条件状语从句 里面的时态？ ;;;;;;;逸夫引导条件句，几个要点记心间 从句若要放前面，逗号要放句中间 条件从句表可能，主句多用将来时 条件从句表事实，主句常用现在时;Your new product ____ better if it is advertised on TV. ;如何区分 如果和是否;;如何区分 状语从句：句子+ 句子 宾语从句：动词+ 句子;时态使用 状语从句：主句一般将来从句一般现在 宾语从句：主句和从句可以用任何时态;I don’t know ____he will come tomorrow. ____he comes, I’ll tell you.;Mom wont let Dick go out ____ he promises to be back by 10:00 tonight.;You will have to stay at home all day ____ you finish all your homework. ;We can choose to be happy if we want, ____ we can look at everything in a positive way. ;改写句子 (用if…not);改写句子 (用if…not);改写句子 (用if…not);;;;;;;;