Câu hỏi: Tom is _________ interesting person.

A. an

B. a

C. the

D. No article needed.

Câu 1: This is the _________ shirt in the store.

A. most expensive

B. more expensive

C. most expensiver

D. expensivest

Câu 2: Here's Sarah and _________ sister.

A. she

B. her

C. hers

D. she’s

Câu 3: His illness was caused by _____.

A. overwork

B. health

C. fitness

D. vegetables

Câu 4: _______ do you have an English lesson? – Twice a week.

A. How long

B. How often

C. When

D. How many

Câu 5: I. Choose the word or phrase which best completes each sentence.

A. opening

B. open

C. opened

D. to open

Câu 6: Can you open _________ door, please?

A. a

B. the

C. an

D. No article needed.