问题详情:
Because of H7N9 bird flu,all the chicken markets in Shanghai have been closed and won’t open until further________.
A.sign B.symbol
C.signal D.notice
【回答】
D 解析: 考查名词辨析。句意为:因为H7N9禽流感,上海所有的活禽市场都被关闭直到另行通知才能开放。sign迹象,手势;symbol象征,符号;signal信号;notice通知。根据句意可知,应选D项。
知识点:名词
题型:选择题