第第 四四 课课 时时 Using Language 答案:答案:be swallowed 答案:答案:can be recycled 答案:答案:is representative of 答案:答案:A 答案:答案:C 答案:答案:B 活学活用Next door to ours_,who is no less than eighty.Aan old man livesBdoes an old man liveClives an old manDwhere lives an old man答案:C