-You look so ________．

-Yes, I’ve got a new computer from my parents．

1. go, usually, school, I, to, foot, on (.) 
                                                                             
2. to, are, going, weekend, the, you, what, do, on (?) 
                                                                             
3. look, so, you, excited (.) 
                                                                             
4. birthday, June, her, in, is (?) 
                                                                             
5. writing, grandma, the, study, is, a,  in, letter (.)
                                                                             

A. How are you, Sarah?
B. Yes.
C. You look so happy.
D. How are you, Mu Lan?
E. I am excited.
F. You look sad today.
G. I'm going on a big trip.
H. I am ill.
I. I am sorry to hear that.
正确的顺序: A ____ ____ ____ G ____ ____ ____ ____

Wu Yifan: How are you, Mike? You look so happy.    
Mike: Yes, I am excited. Our class won the football match.     
Wu Yifan: Great! But I am sad today.    
Mike: What's the matter?     
Wu Yifan: My mom has the flu.     
Mike: I'm sorry to hear that.
1. How does Mike feel?
                                              
2. How does Wu Yifan feel?
                                              
3. Why does Wu Yifan feel sad?