He smokes too much; perhaps that's why he can't get rid of his cough.

A. She asked Bell not to take the course.

B. She warned Bell against taking the course.

C. She insisted on Bell’s taking the course.

D. She advised Bell to take the course.

A. The Samba is thought to be the most popular dance in Brazil.

B. It is thought that the Samba was the most popular dance in Brazil.

C. It is thought that the Samba is among the most popular dances in Brazil.

D. In Brazil, the Samba is thought to be one of the most popular dances.

A. He would like his wife to stop working and looking after their children.

B. He wants to quit his job and his wife look after their children.

C. He would like his wife to continue working in spite of looking after their children.

D. He would like his wife to stop working and look after their children.

A. We fell asleep as the coffee was weak.

B. We weren’t awake even though the coffeewas weak.

C. The coffee was too strong to keep us awake.

D. We were awake because the coffee was strong.