Câu hỏi: Canada is one of ________ biggest countries in the world.

A. a

B. an

C. the

D. x

Câu 1: I want to introduce you to Sharon. She is _____ very nice person.

A. a

B. an

C. the

D. x

Câu 2: She is _______ tallest girl in the school.

A. a

B. an

C. the

D. x

Câu 3: I will keep ____ eye on the baby when its father is away.

A. an

B. much

C. the

D. one

Câu 4: _____ sun and the moon both set in ____ west.

A. the, the

B. x, x

C. x, the

D. the, x

Câu 5: Sam is _______ man to speak at the conference tomorrow.

A. x

B. a

C. the

D. an

Câu 6: Do you like _______ my wedding dress?

A. a

B. an

C. the

D. x