你在问别人问题之前,你可以有礼貌地说: A. I’m sorry. B. Excuse me. C. Can you help me?
—Is it a cow? — . A.Yes, it is B. No, it is C. No, it not
So many . A.bears B. a bear C. bear
A gift you! A.to B. for C. with
I see a horse. A.牛 B.猪 C.马
What do you see? A.看见 B.听见 C. 知道