适当形式填空：Happy the Double ( )(nine) Festival Here （ ）（be） some string on the table
( )(china) people usually buy new clothes before the Spring Festival
It's nine o'clock.Eric ( )(listen) to the music
Danny can ( )(play) the violin .He usually ( )(play) it at weekends
These ( )(teacher) office is on the ( )(four) floor
Sarah is a good girl .She often ( )(help) the old people