—What _______ the number of the students in your school?—About two thousand. A number of them _______ from the countryside.
On National Day there are more than fourpeople in the park.
Mr Li taught mein the river when I was a child.
Icanhardlyheartheradio.Wouldyouplease?
---Where’syourbrother?Ihaven’tseenhimfortwoweeks. ---_______.
Afterthe Great Wall, the visitors from Britain went to the Summer Palace.