-- Look at the boy running on the ground. Is it David?
-- It _______ be him. I saw him go to the teacher’s office just now.
| A．might | B．could |
| C．can’t | D．mustn’t |
—What do you think of _____ natural reserve you visited last week?
—It’s great. It is ____ ideal home for wildlife.
| A．the; a | B．the; an | C．a; an | D．an; an |
—How are you getting on with your classmates?
—_______. I’ve got to know them all.
| A．Much pleased | B．Very good |
| C．Very comfortable | D．Far better |
He seldom stays up late at night, _______ he has too much work to do.
| A．if | B．unless | C．until | D．while |
I think the new film _______ by Zhang Yimou is worth _____
| A．is directed; seeing | B．directed; seeing |
| C．is directed; being seen | D．directed; being seen |
My mother had _______ sleep last night so she felt _______ sleepy today.
| A．a bit; a little | B．bit; little |
| C．a little; a bit | D．a little; a bit little |