People  less tolerant of smoking in public places these days.
#102880
A
become
B
have become
C
will become
D
are becoming
推荐题目
The man insisted that he ___ innocent.
#103524
A
was
B
should be
C
be
D
were
 It’s said that the early European playing-cards ______ for education.
#99874
A
have designed
B
were designed
C
have been designed
D
were being designed
Drivers must stop when the traffic lights _____ red.
#99314
A
turn
B
will turn
C
turned
D
were turning