people are sitting under umbrellas是什么意思

people are sitting under umbrellas是什么意思 ( ) 1. A group _____ people are sitting under the tree. A. f The students are ( "lie" 的适当形式)under the umbrellas many,sitting,Iquietly,lamp,see,a,people,under some people are sitting on the chair They are sitting under a tree reading books. the biind brothers are sitting under the tree .(对sitting提问) see people I many a under sitting quietly lamp (连词成句) Sixty-eight people are sitting in 20 cars and each those are biack umbrellas.变成否定句 修改病句“Those are us umbrellas”. —Whose umbrellas are those?—_________