Câu hỏi: When was ....... telephone invented?

A. a

B. an

C. the

D. Ø

Câu 1: ......... Sun is a star.

A. a

B. an

C. the

D. Ø

Câu 2: My hometown is on the bank of ........ Hong river.

A. a

B. an

C. the

D. Ø

Câu 3: My mother goes to church in ........ morning.

A. a

B. an

C. the

D. Ø

Câu 4: Jill went to ......... hospital to see her friend.

A. a

B. an

C. the

D. Ø

Câu 5: We had ........... dinner in a restaurant.

A. a

B. an

C. the

D. Ø

Câu 6: Toshi speaks ...... Japanese at home.

A. a

B. an

C. the

D. Ø