名词练习：
1.—Are those ______?
---No, they aren’t. They’re _____.
A. sheep ; cows
B. sheep ; cow
C. sheeps ; cow
D. sheeps ; cows
2.Mum, I’m quite thirsty. Please give me ____.
A. two orange
B. two bottles of orange
C. two bottles orange
D. two bottles of oranges
3.I have got ___ news from my friend. Do you want to know?
A. a very good
B. any
C. a piece of
D. two pieces
4.___ room is on the 5th floor.
A. Lucy and Lily
B. Lucy and Lily’s
C. Lucy’s and Lily
D. Lucy’s and Lily’s
5.Every morning Mr. Smith takes a ____ to his office.
A. 20 minutes’ walk
B. 20 minute’s walk
C. 20-minutes walk
D. 20-minute walk