Câu hỏi: She works six days ....... week.

A. a

B. an

C. the

D. Ø

Câu 1: Tung's father bought him ......... bicycle that he had wanted for his birthday.

A. a

B. an

C. the

D. Ø

Câu 2: When was ....... telephone invented?

A. a

B. an

C. the

D. Ø

Câu 3: .......... rose is my favourite color.

A. a

B. an

C. the

D. Ø

Câu 4: .......... blind are ....... people who can't see anything.

A. The - a

B. A - Ø

C. The - Ø

D. The - the

Câu 5: ......... Sun is a star.

A. a

B. an

C. the

D. Ø

Câu 6: What did you have for ......... breakfast this morning?

A. a

B. an

C. the

D. Ø