Câu hỏi: Can you play _______ piano?

A. a

B. an

C. the

D. x

Câu 1: _____ sun and the moon both set in ____ west.

A. the, the

B. x, x

C. x, the

D. the, x

Câu 2: Canada is one of ________ biggest countries in the world.

A. a

B. an

C. the

D. x

Câu 3: She needs ________ water. She is really thirsty.

A. a

B. an

C. the

D. x

Câu 4: Birds can fly in _________ sky.

A. an

B. the

C. x

D. a

Câu 5: Do you like _______ my new glasses?

A. a

B. an

C. the

D. x

Câu 6: The largest landmass is divided into two "continents" along _____ Ural mountains.

A. an

B. the

C. x

D. a