---Who _______ the toy train to you? ----My uncle ______.
Here is the book. First ______it and then tell me what you think of it.
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.