Mr.Smith, together with his two sons,_____Shanghai for about five months.
---Do you have ______to say for yourself? ---No, I have ______to say.
— Whatareyougoingtogiveyourmotherforherbirthday? — I’mnotsure.ButI’llbuyher______.
—CouldyoutellmehowtogettotheNationalStadium? —Sorry,I’mnotsure._____ askthepolicemanoverthere?
I think the best way to go to school is by ______underground.
The students _______ the homework every day. Now they _______their homework in the classroom.