—Don't forget ________your homework,John. —OK.I'll do right now. A.doing B.do C.to do
The old man lives ____ but he doesn’t feel ____.
------_________useful advice he gave me! _________kind he is!
------I didn’t go to the party _________my homework last night.------Oh! ___________
The police warned the children __________football in the street.
__________does it cost to go from Shanghai to Beijing?