Câu hỏi: Students studying in the UK can enjoy an excellent educational environment;..................., theirdegrees are worldwide accepted.

A. moreover

B. still 

C. otherwise

D. however

Câu 1: The music that they listen to .................... them to relax.

A. help

B. are helping

C. helps

D. helping

Câu 2: Chicago ............... city in the Midwest.

A. is an important

B. an important is

C. important is

D. is it important

Câu 3: 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 4: This film is for adult only;............., children under 18 cannot be allowed to enter the cinema.

A. otherwise

B. for

C. therefore

D. however

Câu 5: The articles that John has written .................. difficult to understand.

A. has been

B. was

C. are

D. is

Câu 6: .................... us with the vocabulary exercises.

A. Our teacher helps

B. Always helps

C. Our teacher

D. Helps to