Câu hỏi: The music that they listen to .................... them to relax.

A. help

B. are helping

C. helps

D. helping

Câu 1: Some students are nervous of computers or anything high-tech ................. others enjoy newchallenges and regard learning how to use computers as a kind of game.

A. and

B. but

C. while

D. however

Câu 2: Taking a trip to the mountains .................... more fun than going to the beach.

A. are

B. were

C. is

D. have been

Câu 3: ...................... known as an industrial center, Hartford was the home of manufacturers of firearms,typewriters, bicycles, and even cars.

A. Although

B. Because

C. Once

D. Owing to

Câu 4: The world wouldn’t be a better place ............... more people respected English teachers.

A. if 

B. unless

C. except

D. when

Câu 5: ...................... important to have a good job.

A. Is it

B. It’s

C. It

D. Is

Câu 6: The articles that John has written .................. difficult to understand.

A. has been

B. was

C. are

D. is