People less tolerant of smoking in public places these days.A.becomeB.have becom
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People less tolerant of smoking in public places these days.
A.become
B.have become
C.will become
D.are becoming
试题答案
D
这句的时间点是these days. 而这里用进行时表示正在逐步变得，这种变化是正在进行的，句意是：人们现在逐渐变得不能忍受在公共场合抽烟了。选D