四年级上册英语课件Unit 2Schoo Activities2广东开心英语.pptVIP

四年级上册Unit 2 School ActivitiesPresent Continuous Tense现在进行时 (二) 动词ing的变化规则 1. 一般在动词后面加ing。例：read---reading do---doing 2. 去掉末尾不发音的e，再加ing，但是(be,see)不能去掉，因为e发音。ride--- riding dance---dancing (see---seeing) 3. 以重读闭音节结尾的动词，要双写最后一个辅音字母再加ing。 以t结尾 以m, n结尾 以p结尾 以g结尾 sit-sitting 坐 cut-cutting 剪 put-putting 放 get-getting得到 swim-swimming 游泳 run-running shop-shopping购物 stop-stopping停 skip-skipping跳绳 clap-clapping拍掌 drop-dropping掉下 dig-digging挖 jog-jogging慢跑 归纳如下，分四竖记： 写出下列动词的ing形式 sing_____ play_____ sleep ______ eat_____ read _____ paint______ think_____ fish_____ fly _____ make_____ write_____ dance______ have _____ swim______ run______ What is he doing? He is drinking water (now). Is he drinking water (now)? Yes, he is. 现在进行时句式操练 What is she doing? She is cleaning the house. Is she doing her homework? No,she isn’t. 现在进行时句式操练 What are they doing? They are running. Are they writ e ing? No,they aren’t. 现在进行时句式操练 ( School Activities) School Activities There are many students in the school now. Look! Some boys are playing basketball and the girls are skipping. Some of the students are playing soccer, others are writing. Some of the students are studying. Some of the students are painting. Who is over there ? Oh, it’s Tom. He’s swimming. They’re all having a good time.