Whenever we kids come over,Auntie Susan just stands there and watches us ________ sure we don't break anything.( )
make
made
to make
making
The passengers _______ show their ID cards before getting on the plane.( )
A.mightB.mustC.could
Her birthday is ______ winter,the most beautiful season in a year.( )
A.inB.atC.on
The twins are in different classes.One is in Class One and ______ is in Class Two.( )
A.anotherB.otherC.the other
The Chinese team are working hard ________ honors in the 2016 Olympic Games.( )
A.to winB.winC.winning
Now smart phones _______ in many ways in our daily life.( )
A.are usedB.is usedC.are using