Ⅰ

⑴I don't like watermelons.

⑵Where is my cap?

⑶Who's this girl?

⑷How many pens do you have?

⑸Is she your mother?

Ⅱ

A. Twenty.

B. She's my friend, Amy.

C. Yes, she is.

D. Me, neither.

E. It's in your toy box.