---- Do you know the _____ of the stone?---- Yes. It _____ about 200 kilos.
Bob goes to school every day weekends.
He has been to many cities Beijing, Tianjin, Wuhan and Zhengzhou.
Li Ming isn’t good at math. I am not good at math, .
My little brother asked me my MP3 to him.
The girl’s father often encourages her more sports.