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: Learning foreign languages .................. important.

A. is

B. are

C. have

D. are having

Câu 2: .................... us with the vocabulary exercises.

A. Our teacher helps

B. Always helps

C. Our teacher

D. Helps to

Câu 3: The price of oil .................last month.

A. fell

B. it fell

C. fell it

D. felt

Câu 4: ...................... 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 5: ................ the English teacher said was downright inspiring.

A. That

B. What

C. As

D. When

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

A. has been

B. was

C. are

D. is