问题标题：
【Themeasurestakenbythegovernmentworkwellandairpollutioninthiscity（）undercontrolA.wasbroughtB.hasbroughtC.hasbeenbroughtD.wasbeingbrought】
问题描述：
Themeasurestakenbythegovernmentworkwellandairpollutioninthiscity（）undercontrol
A.wasbrought
B.hasbrought
C.hasbeenbrought
D.wasbeingbrought
孙棣华回答：
Book2Module1参考答案及部分解析(15期)参考答案1-5CBCBC6-10ACCAB11-15CACCB16-20ABCAC21-25ACCDD26-30ADBCD31-35ABADB36-40ADCAB41-45DBACC46-50BDABD51-55DCBCA...
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