Many commuters struggling to work through the rush-hour ____ ask Is it worth it?

Câu hỏi :

Many commuters struggling to work through the rush-hour ____ ask 'Is it worth it?'

A. congestion

B. vehicles

C. roads

D. accidents

* Đáp án

A

* Hướng dẫn giải

congestion: sự tắc nghẽn

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