Politeness in a dialogue

Choose the correct answer according to the following communicative situation. Do you think you could do something about the computer virus?

Choose the correct answer according to the following communicative situation. You should come to visit us!

Choose the correct answer according to the following communicative situation. Would you like me to help you?

Choose the correct answer according to the following communicative situation. How about going to the cinema?

Choose the correct answer according to the following communicative situation. I suppose he is likely to miss the meeting.

Choose the correct answer according to the following communicative situation. Would you mind stopping making the noise?

Choose the correct answer according to the following communicative situation. Are you busy tonight?

Choose the correct answer according to the following communicative situation. Would you join us for a dinner?

Choose the correct answer according to the following communicative situation. I'm thinking of leaving the university.

Choose the correct answer according to the following communicative situation. I'm really annoyed with him shouting at me!