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

A. a

B. an

C. the

D. x

Câu 1: I need ______ new computer. I'm going to the electronics' store to pick one out today.

A. a

B. an

C. the

D. x

Câu 2: I will keep ____ eye on the baby when its father is away.

A. an

B. much

C. the

D. one

Câu 3: I want to have ______ apple for ______ lunch.

A. a, the

B. an, x

C. the, x

D. x, x

Câu 4: Kent always have _____ lunch in a restaurant.

A. x

B. the

C. a

D. an

Câu 5: _____ sun and the moon both set in ____ west.

A. the, the

B. x, x

C. x, the

D. the, x

Câu 6: Birds can fly in _________ sky.

A. an

B. the

C. x

D. a