—Kangkang, I’d like you to meet him.—________ I’m looking forward to meeting him.
They have just cleaned the window, so the room looks _______________.
--How does Jack usually go to school? ---He _____________ride a bike, but now he _____________there to lose weight.
-----Could you tell me how long ________________? ------ About three days.
I don't know when he . When he , I'll let you know.
—I would like you to talk about the Great Wall. —I’m sorry, but ________ Jack ________ I have been there.