问题
选择题
The government has taken measures air quality.
A．to improve
B．improved
C．being improved
D．to be improved
答案
答案：A
考查非谓语动词。Take measures to do sth 意为采取措施干某事 ，为固定结构
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The government has taken measures air quality.
A．to improve
B．improved
C．being improved
D．to be improved
答案：A
考查非谓语动词。Take measures to do sth 意为采取措施干某事 ，为固定结构