sing,look,laugh,talk的过去时,急用!

sing,look,laugh,talk的过去时,急用! 仿造例子写出下列动词的ing形式look-(looking) make-( ) swim-( ) sing-( ) talk-( ) do-( ) watch-( ) everybody began to laugh and sing为什么laugh和sing不用过去时 LOOK!They___________(sing) over there everybody began to laugh and sing.为什么后面不是过去时?laugh sing 为什么不是过去式 或过去分词 am,is,are,do,can,should,go,come,eat,fly,give,like,pass,sing,swim,sleep,say,walk,please,thank,look,help,take,learn,think,call,speak,laugh,dance,ride, Tom,____(cheer)for our basketball team.The teacher made us ___(sing)all the way.We ____(work)until 11 o'clock this morning.Look!Some winners ____(laugh)there. ing形式 1.write 2.vide 3.talk 4.shop 5.sing形式 1.write 2.vide 3.talk 4.shop 5.swim 6.clean 7.look 8.work 9.fight 10.donce after the dragon dance ,the children____.A.laugh and sing B.run and sing C.shout and laugh D.sing and dance the students came into the classroom,___________(talk) and_______( laugh) they walked into the classroom,____ and ____.(laugh,talk) The talk show made us ( )填laugh还是to laugh有相关的词组吗 Look!How____(happy)the children_____(sing). Look,the bird_____(sing) on the tree. laugh At that moment ,everybody began to laugh and sing .新概念第二册第九课的一句话.从began可以看出是一般过去时,为什么laugh和sing 不用过去式. 英语过去式 say speak talk come play are know do live like sing go stay teach work bejin want find write have tell learn take leave see buy sell let put read sleep sweep look watch heat listen finish enjoy She likes ( ) and never stops ( ) A.talking,to laugh B.to talk ,to laugh C.taiking,laughing