【C2】
A. how
B. what
C. where
"Take part of the Science Center home with you" means that, ______
A. visitors can buy
B. the Science Center may be sold to visitors
C. the visitors can make the Science Center their home
—What will you do tomorrow？
—I' 11 go ______ tomorrow.
A. fishing
B. fish
C. to fish
He ______ into the office building when he fire bell rang.
A. was going
B. goes
C. has gone
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