.—His father ______an actor , didn't he ? —Yes, he did .
A．used to being B．used C．used to be D．uses to be
I didn't sell it. I _______it________.
A．put…up B．put…on C．put …down D．give …away
The little boy is very brave. He ____ through the jungle with us last week.
A．trek B．treked C．trekes D．trekked
We find _____ important to use a foreign language well.
A．that B．it C．this D．its
—Do you like Zhou Jielun or Liu Dehua?
— ________. I am not their fans
A．Both B．Either C．Neither D．All
— How do you study for a test?— I study _____working with a group.
A．for B．with C．on D．by
