------When and where ____you _____the bag?------ Oh, yesterday in my desk.
I’m ______hungry. Could I have something to eat?
-When will your brother return? –I will tell you as soon as he ___back.
Now, ________, I’m going to give you some advice on how to learn English.
–In the old days, most teenages had to work for the landlord(地主)in the field to help their families, because their families couldn’t education for them.-What a pity!
Our teacher told us that light much faster than sound.