----I’vehadabadcoughrecently. ----Metoo.I’veneverexpe...
来源：语文精选馆 1.2W
问题详情：
---- I’ve had a bad cough recently.
----Me too. I’ve never experienced ______ of air pollution in cities before.
A. an acute problem B. a more acute problem
C. a most acute problem D. the most acute problem
【回答】
B
知识点：其他
题型：选择题
