It is high time that we started to consi
题型：选择题
问题：
It is high time that we started to consider what ________ we should take to reduce heavy smog caused by traffic fumes and other pollutions.
A．affection
B．attention
C．measures
D．advantages
It is high time that we started to consider what ________ we should take to reduce heavy smog caused by traffic fumes and other pollutions.
A．affection
B．attention
C．measures
D．advantages