每组有几个单词,让你重新排列成一个完整的句子,(注意标点符号!)(1)is,a,video,cassette,there,his,under,math book(math,book). (2)parents,sre,my,these.(3)the,it,plant,next to,(next,to)is?注意括号里的,加括号的单词可能是两种!