問題詳情
【題組】39.
(A) Cities with no cars are quieter and safer
(B) Fewer cars make less pollution and it is good for the earth
(C) We can exercise more and then we will be healthy
(D) We can walk or ride bikes
參考答案
答案：A
難度：困難0.235294
統計：A(4),B(5),C(2),D(4),E(0)