Câu hỏi:

The dentist ___________ a cavity in his tooth.

A. did      

B. made      

C. filled

Câu 1:

Children are ___________ of going to see the doctor.

A. afraid      

B. enjoyable     

C. favorite

Câu 2:

Every year, millions of people catch the ___________.

A. headache      

B. stomachache      

C. common cold

Câu 3:

I. Choose the correct words to complete the sentences

Lan ___________ a new pairs of shoes yesterday.

A. buys      

B. bought      

C. buying