There _____some flowers on the desk.
A. am
B. is
C. are
D. be
Your dress is very beautiful. _______
A. You're right
B. Don't say so
C. Thank you
D. Yes, it is
An elephant is ____ than a tiger.
A. heavy
B. very heavy
C. the heaviest
D. heavier
She ________ well.
A. sings
B. singing
C. is sing
D. sing