更新时间：2018-07-08 11:24作者：王新老师
规律：双写辅音字母，再加ing
Lying
规律：变ie为y，再加ing
4.否定句Theboyisnotplayingbasketball
一般疑问句Istheboyplayingbasketball?
肯定回答yes，heis
否定回答No，heisnot
对Theboy提问Whoisplayingbasketball?
2)Sheisopeningthewindow
Whoiscleaningthewindow?
Sheis’tclosingthedoornow
Iamdoingmyhomework
Theyaresingsingunderthetreenow
AretheYoungPioneershelpingtheoldwoman?
isswimming
No.5ishaving/takingashower
6.夏天的飞鸟，飞到我的窗前唱歌，又飞去了。
秋天的黄叶，它们没有什么可唱，只叹息一声，飞落在那里。
Straybirdsofsummercometomywindowtosingandflyaway.
Andyellowleavesofautumn,whichhavenosongs,flutterandfall
therewithasign.
7.
got
is
doing
iswriting
make
Is
doing
islying
Tell
take
iswatching
istaking
Keep
Ihaveahappysummervacation.Istayathomeandgotothecountrysideduringthesummervacation.
Athome,Idomyhomework.IwatchTV,too.IloveEnglishToday.BecauseIlikeEnglishverymuch.Ialsolike“Tellitlikeitis”.Iwatchthemeveryday.SometimesIplaythecomputer.IcanwatchMVandlearnEnglishonthecomputer.Ioftencleanmyroom.