Choose the best combined or rewritten sentences as long as they have the closest meaning to the original ones.

Câu hỏi

The substance is very toxic. Protective clothing must be worn at all times.

A. Since the substance is very toxic, so protective clothing must be worn at all times.

B. So toxic is the substance that protective clothing must be worn at all times.

C. The substance is such toxic that protective clothing must be worn at all times.

D. The substance is too toxic to wear protective clothing at all times.

Chuyên đề ôn thi: Liên từ (2)