Câu hỏi: 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 1: .................. a lot of food at Jim’s house last weekend.

A. Ate we

B. We ate

C. Ate

D. We

Câu 2: I have studied English for 10 years, ................ I can’t communicate well with foreigners.

A. but

B. yet

C. however

D. nonetheless

Câu 3: Students studying in the UK can enjoy an excellent educational environment;..................., theirdegrees are worldwide accepted.

A. moreover

B. still 

C. otherwise

D. however

Câu 4: .................... us with the vocabulary exercises.

A. Our teacher helps

B. Always helps

C. Our teacher

D. Helps to

Câu 5: ...................... 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 6: Chicago ............... city in the Midwest.

A. is an important

B. an important is

C. important is

D. is it important