Câu hỏi :

Which of the following sentences is NOT true?

A. pollution causes health problems.

B. cities are always crowded.

C. it costs a lot of money to live in the big city.

D. crime is not a serious problem in big cities.

* Đáp án

D

* Hướng dẫn giải

Dẫn chứng: Most importantly, there is always more crime in a big city, causing you second case your decision for living in a big city. You are much more likely to be a victim of a crime living in a big city than in a small town. 

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