交际小天才，根据情景选择正确答案。

1.当你有危险时应该说：[ ]

A. Help! Help!

B. Great!

C. Hooray!

2.请求别人的帮助时应该说：[ ]

A. I can help you.

B. Can I help you?

C. Please give me a hand.

3.当你想知道正在发生什么事情时应该说：[ ]

A. What's happened?

B. What's happening?

C. What is it?

4.你想知道农场有多少动物时应该说：[ ]

A. How many animals are there on the farm?

B. How many animals is there on the farm?

C. How many animals are there in the farm?

5.你想邀请别人一起去动物园时，应该说：[ ]

A. Let's go to the park.

B. Let's go to the zoo.

C. Let's go to the farm.