B. Choose the correct form of the adjective
10. My car is than yours.
a. faster b. fast c. the fastest
11. It is the book of the three.
a. interestinger b. interestingest c. the most interesting
12. Maths is than History.
a. more difficult b. difficulter c. the difficultest
13. Paula is the girl in the class.
a. pretty b. prettiest c. most prettiest
14. Thursday is the day of the week! We have seven lessons.
a. bad b. worst c. baddest