听力原文:How often do we need to change the oil in the car? (A) Every 3 months or every 3
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听力原文:How often do we need to change the oil in the car?
(A) Every 3 months or every 3,000 miles.
(B) I changed it last week.
(C) I want to change the color of my car.
(22)
A.
B.
C.
-
正确答案:A
解析: Every three months or 3,000 miles answers when. Choice (B) answers when did you change it. Choice (C) confuses change the color of the car and change the oil in the car.
