用所给单词的适当形式填空

31.I can___\__（see)the birds,but i can't hear_____（they)

32._____（this)bananas are smooth and soft.

33.Touch the skateboard.How does it feel？It_____（feel)hard and smooth.

34.The boy is_____（fun)

35.I like___\__（strawberry).But my brother_____（not like)them.