( )The students couldn't help ______ when they heard the joke. A. to laugh B. laugh C. laughing
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
I see a pig and many chickens.A.牛 B.猪 C.马