1. Lan ___________ a new pairs of shoes yesterday.

   A. buys      B. bought      C. buying

2. I have to take care of ___________ when I am away from home.

   A. I      B. myself      C. themselves

3. The dentist ___________ a cavity in his tooth.

   A. did      B. made      C. filled

4. Children are ___________ of going to see the doctor.

   A. afraid      B. enjoyable      C. favorite

5. Every year, millions of people catch the ___________.

   A. headache      B. stomachache      C. common cold