This is _____ eraser and that’s _____ gold(黄金) ring.
A.a, a B.an, an C.a, an D.an, a
_______! Are you Mr. Green?
A. Sorry B. Excuse
C. How are you D. Excuse me
There are many _____ over there.
A.monkeys B.monkey
C.monkeies D.monkeyes
It is a schoolbag of my ___________
A.sister B.sister’s C.sisters D.sisters’s
Here ______ two nice ________ your family?
A.are ..photos of B.is…photo of
C.are photoes of D.is photo
_______ Mr. Brown’s books?
A.Are those B.Is that
C.Is this D.Are that