请问可以说girls and boy are V-ing...吗 还是girls and the boy are Vin

请问可以说girls and boy are V-ing...吗 还是girls and the boy are Vin hello!boy and girls. the boy are running and the girls are w___the running r__ 写同义句：Boy and girls are different. 1.The boy s and girls are singing __happily________(对画线部分提问) There —— one boy and three girls here是选择is or are where are the boys and girls? There is a boy and two girls in the classroom There___(be)a boy and some girls in the classroom there_____a boy and two girls in the garden There____a boy and two girls in the ciassnoom Boy and girls may behave ________(different )