【题目】–- What Mr. Wang and Mrs. Wang doing?— watching TV in the living room.A.is; He'sB.is; She'sC.are; They'reD.are; We're
【答案】C【解析】问句中主语 Mr. Wang and Mrs. Wang 是复数, 用人称代词 they 表示,be动词用are,故选C。