— Is the price of the backpack very______?— No, it ______me only twenty yuan.
English teachers can develop students' interest_______ telling them English stories in class.
—Would you mind if I mind close the window? — . It’s too cold in the room now.
It is reported that more new teaching building in our school next term. 。Look at the sign. It says“Be quiet”.
We should try to save energy and promise pollution.
You’d better here the heavy rain. —Yes, That’s the traffic rule.