爸爸指着树上的鸟巢对我说:______A.Look,it's a bird. B.Look,it's a nest.
Are they nice? Yes, _____. A. it is B. they are C. I am
How much____ that skirt? A. am B. is C. are
Can____ help you? A. I B. my C. me
Whose is this? It’s_____. A. my father B. Sarah’s C. fathers
His shoes_____ new. A. am B. is C. are