There ’s __________“u” and __________“s” in __________ word “use”.
A．an , a, the B．a, an ,/
C．a, a, a D．a ,an, the
—What’s this?
—It’s ________orange.
A．a B．an C．the D．不填
When we meet some new words, we’d better in a dictionary.
A．look them up B．look them out
C．look out them D．look up them
I’m so happy that my father has given up ________.
A．smoke B．smoked
C．to smoke D．smoking
I find it’s ___ hard ___ understand the English movies.
A．so, too B．so, that
C．too, to D．such, to
They enjoy _____ piano in their free time.
A．play B．playing
C．playing the D．to play a
