If I were you, I _____him for his help.
A. thanked B. will thank
C. thank D. would thank
Two _____students gathered at the school gate to have a meeting.
A. hundreds B. hundreds of
C. hundred D. hundred of
This is _____useful book for most of you.
A. an B. a
C. the D. /
I know the boy, _____father is an engineer.
A. whose B. his
C. whom D. who
While _____the money, he found a false note.
A. count B. counts
C. counting D. counted
—How many cats are there in the cage?
—_____.
A. None B. No one
C. No D. Nothing
