Câu hỏi: I soon rose to a position of importance in the firm, ................ I was energetic, popular, andconscientious.

A. thus

B. because

C. so

D. for

Câu 1: Some children ..................... too many toys.

A. has

B. has had

C. have

D. is having

Câu 2: ...................... 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 3: Chicago ............... city in the Midwest.

A. is an important

B. an important is

C. important is

D. is it important

Câu 4: Going to the movies last night .......................... a lot of fun.

A. were

B. was

C. are

D. being

Câu 5: I have studied English for 10 years, ................ I can’t communicate well with foreigners.

A. but

B. yet

C. however

D. nonetheless

Câu 6: ...................... important to have a good job.

A. Is it

B. It’s

C. It

D. Is