根据对话内容，选出能填入空白处的最佳选项。

A. I'll help you.    

B. Then what?    

C. Thanks Mom

D Sure you can.    

E.  I can do them.

A:  Hey,  Mom.  Could I invite my friends to the party tomorrow?

B: 1______ But you have to do some chores first.

A:  What d0 1 have to do ?

B: Well, first sweep the floor.

A:  OK. 2.______

B: Then take out the trash.

A: Ycah.3.______

B: And you need to clean your room.

A: Wow! I'm going to be too tired to go to my own party

B:  4. ______ I'II go to the store for drinks and snacks.

A: 5.______

定位是关于（）、（）和（）那些可以使机构的产品和服务在目标顾客心中感受到的比竞争对手更好和更有特色的（）。