There are ten＿＿＿teachers and two hundred＿＿＿students in the school．

Many graduates in China do their best to go abroad to seek their______.

一 Why do you choose to work in an international travel agency?一 Well, you know, English is my  . So it is my best choice.

 Health officials have tried to raise _______ about the H1N1 flu among all people.

The happy ________ of children playing in the garden disappeared, and it was quiet again.