Choose the best answer to complete the sentence

We should not ________ other people. That's impolite.

[　　]

A．laugh for　　B．laugh at　　C．laugh to

完成句子:

This is my T-shirt. It is not 　　　　(你的).

Read and choose the best answer

If your friend looks ill, you should ask “________”

[　　]

A．How are you?

B．What's the matter with you?

C．Are you ill?

　　---Let's play football.