The water in the river is polluted. Local factories dump waste into it.

49/50

The water in the river is polluted despite local factories dumping waste into it.

The water in the river is polluted; however, local factories dump waste into it.

Local factories dump waste into the river, although the water is polluted.

The water in the river is polluted because local factories dump waste into it.

Giải thích

Hướng dẫn giải:

Đáp án đúng: D

Dịch nghĩa: Nước trong con sông bị ô nhiễm vì các nhà máy địa phương xả chất thải vào đó.