Part 3. Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions. (3 pts)

11. Vietnam is a country in ______

A. Asia

B. Europe

C. Africa

D. Australia

12. The movie was ______  I felt asleep in the middle.

A. educating

B. entertaining

C. interesting

D. boring

13. The policy ______ was introduced last year has led to significant improvements.

A. who

B. which

C. whose

D. where

14. He asked if I ______ the movie last weekend.

A. watch

B. watched

C. have watched

D. had watched