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.

Câu 1: Steve said to Mike, “Don’t touch the electric wires. It might be deadly.”

A. Steve advised Mike not to touch the electric wires as it might be deadly.

B. Steve warned Mike not to touch the wires as it might be deadly.

C. Steve suggested that Mike not touch the electric wires as it might be deadly.

D. Steve did not allow Mike to touch the electric wires as it might be deadly.

Câu 2: She gave in her notice. She planned to start her new job in January.

A. She gave in her notice, plan to start her new job in January

B. She gave in her notice with a view to starting her new job in January

C. Her notice was given in with an aim to start her new job in January

D. Her notice was given in order for her to start her new job in January.

Câu 3: People believed that Jane retired because of her poor health.

A. Jane is believed to have retired because of her poor health.

B. Jane was believed to have retired because of her poor health.

C. It is believed that Jane retired because of her poor health.

D. Jane retired because of her poor health was believed.

Câu 4: It doesn't cost much to run a solar power system.

A. A solar power system is quite cheap to set up.

B. Running a solar power system costs nothing.

C. A solar power system costs so much to run.

D. Running a solar power system is not costly.

Câu 5: Why don’t you take extra classes in English if you want to become a tourist guide?” said my friend.

A. My friend advised me to take extra classes in English only if I wanted to become a tourist guide.

B. My friend suggested I take extra classes in English if I wanted to become a tourist guide.

C. In my friend’s opinion, I will never become a tourist guide if I don’t take extra classes in English.

D. In my friend’s opinion, taking extra classes in English is necessary if I wanted to become a tourist guide.

Câu 6: The government knows the extent of the problem. The government needs to take action soon.

A. The government knows the extent of the problem whereas it needs to take action soon.

B. The government knows the extent of the problem so that it needs to take action soon.

C. Knowing the extent of the problem, the government needs to take action soon.

D. The government knows the extent of the problem, or else it needs to take action soon.