Bộ 5 đề thi cuối kì 2 Tiếng Anh 9 Global Success có đáp án - Đề 3

________ the cities do not provide better and cheaper mass transport, the traffic problem will get worse.

27/33

________ the cities do not provide better and cheaper mass transport, the traffic problem will get worse.

Since

Even though

Before

If

Giải thích

D