1．
根据图上的序号，用相应的单词补全对话。
A: Look, It's an elephant.
B: Does it have any ?
A: Yes, it has four feet.
B: Does it have a ?
A: Yes, it has.
B: How many does it have?
A: It has two.
B: How many does it have?
A: It has two.
B: How many does it have?
A: It has four.
