This term all the teachers in Xinghua are thinking about ___________ to make the students learn better by changing their teaching ways.
I’m looking after Tom today. He’s been in my house______8:00 this morning.
-Two hundred yuan for such a T-shirt! You ______ be joking! -I’m not joking . It’s made of silk.
-Which do you prefer, a CD player or a walkman? -______. I prefer a portable computer.
-This is a useful dictionary, I think. -So it is, and it’s ______ unusual one.
My pen pal from America is coming to visit me . I’m thinking about ______________.