Being an excellent magician is not child's play even when you have practiced over and over again.
A.an easy jobB.a play by children
C.a hard jobD.a play for children
The policeman told the children ______ in the river.It's too dangerous!
A.to not swimB.not to swim
C.not swimD.not swimming
—______ do you go to the school library?
—Twice a week.
A.How longB.How oftenC.How soonD.How much
Mary shut the window just now ______ she could keep the insects out.
A.so thatB.whenC.tillD.after
This year's Beijing Music Awards will be covered ______ on Sunshine TV this Saturday.
A.livelyB.aliveC.livingD.live
—Mum,where is David?
—He ______ to see the science fiction film Back to the future.
A.is goingB.goesC.has goneD.was going