Willyou stay for some more days —Sorry,I_____. My mother called to ask me to go back at once.

Only in this way _____ her boyfriend in the crowded street.

The Jingsha Express Way _________on April 28, 2012 in Zhengzhou. Now it is very convenient for us to go through Zhengzhou from north to south.

Do you like talking with your friends on the telephone or mobile phone — . I enjoy chatting online.

Many countries have alot of rockets into space.