1. I will go on a picnic with my friends tomorrow.<br />2. I failed the math exam yesterday.<br />3. What are you doing now?<br />4. I afraid of that dog.<br />5. What does your sister do?
（1）
A . Have a nice day.B . No problem.C . Good luck to you.
（2）
A . Not at all.B . That's a pity.C . Pretty good.
（3）
A . It's going to rain.B . Not bad.C . I'm watching TV.
（4）
A . With pleasure.B . I hope not.C . Don't worry
（5）
A . She is a doctor.B . She doesn't like it.C . She is tall.
