The boys who are playing football are from Class One 是什么意思

The boys who are playing football are from Class One 是什么意思 The boys who are playing football are from Class One ,主语,谓语, 这句话有没毛病The boys who are playing football are from Class One. 合并为一句The boys are from class one.the boys are playing foodba the are look playing boys football .)(连 The boys playing football are in Cla2. In our class ,many boys are （ ）in playing football 、 The boys who are playing football&# who are these boys?they are students____to Class One. ______are the boys?-------they are playing football in the p The boys are playing football in the park.改疑问句 the boys are playing football.(用What提问)