Câu hỏi: ...................... 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 1: The articles that John has written .................. difficult to understand.

A. has been

B. was

C. are

D. is

Câu 2: ...................... important to have a good job.

A. Is it

B. It’s

C. It

D. Is

Câu 3: Local residents often find the months of July and August too hot; ...................., foreigners from Western countries love to experience this weather.

A. consequently

B. also

C. besides

D. nevertheless

Câu 4: The music that they listen to .................... them to relax.

A. help

B. are helping

C. helps

D. helping

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

A. is an important

B. an important is

C. important is

D. is it important

Câu 6: The clothes in those boxes ............. to my sister.

A. belong

B. was belonging

C. is belonging

D. belongs