—What _____ Yu Ping usually _____ in her free time?—She usually goes to the library.
I many new friends since I came here.
We should protect the earth,we will have no water to drink.
—Why are you standing there,Kangkang? —I can’t see the blackboard clearly.Two tall boys are sitting me.
—are you going to Shanghai? —I’m taking the plane.
—Which is the biggest number of the four? —.