Choose the correct answer

Mr. Pike _______ many books 10 years ago.
A. write           B. wrote              C. has written          D. writing

A
B
C
D

He doesn’t run as __________ he used to
A. fast       B. faster than            C. fast as                 D. fastly as

A
B
C
D
Singapore is one of the word’s _____ cities. I really want to go there.
     A. greener               B. greenest               C. mostly green     D. the greenest

A
B
C
D