He spent two hours his mother with housework last Sunday.( )
A.helpingB.helpedC.to helpD.help
In the future,robots will do ______ jobs in place of people in order not to get us ______.( )
A.bored; boredB.boring; boring
C.boring; boredD.bored; boring
If you ______ able to come,I will show you around my hometown.( )
A.isB.can beC.will beD.are
The old building ______ down to make room for the city library a year ago.( )
A.was takingB.is takenC.was takenD.would take
Look,______ excited the boy is on seeing these cute pandas!( )
A.howB.how anC.what anD.what
Where is your uncle,Jane?
He is in Guangzhou.He ______ for a month.( )
A.has leftB.has gone
C.leftD.has been away