单选题Now the pollution caused by the increasing number of cars _____ more and more serious in many cities.A becomeB becameC is becomingD had become
题目
单选题
Now the pollution caused by the increasing number of cars _____ more and more serious in many cities.
A
become
B
became
C
is becoming
D
had become
相似考题
参考答案和解析
正确答案：
C
解析：
本题考查现在进行时。句意：现在，车辆增加所造成的污染在很多城市变得越来越严重。由本句开头的“now”可知，本句应用现在时。故C项为正确答案。
本题考查现在进行时。句意：现在，车辆增加所造成的污染在很多城市变得越来越严重。由本句开头的“now”可知，本句应用现在时。故C项为正确答案。