While listening in class, you should concentrate ____ your teacher.

The city ____ by an army of 600 men was difficult to take

5．Chang Xiufeng, known as China’s “Van Gogh Granny”, uses her tools to vividly_______old memories and bright gold autumn scene. —That’s OK, but don’t forget next time.

I got over from the failure of my entranceexamination. And I made up my mind to devote myself to my study again.

Frank asked his father ____ a new bike for him and hisfather said OK.