How do you keep fit?
I live on____floor.I walk upstairs instead of taking the lift every day.( )
twelve
the twelve
the twelfth
Boys and girls, you should look after________when your parents are not at home.( )
himself
herself
yourselves
themselves
Another bridge over the Jialing River__________last year.( )
builds
built
is built
was built
They hope_______ the basketball match.( )
win
won
to win
winning
Listen! Our teacher________in the music classroom.( )
sings
sang
will sing
is singing
What a______boy! He worked out such a difficult math problem.( )
strong
kind
lazy
clever