仔细阅读，矩形框中选出合适的句子补全对话。(其中有一答案多余)(20分)
A：________ Is this your skirt?
B：________
A：Is this your bag?
B：Oh，________ Thank you.
A：________
There are ______ stars on Chinese national flag.
A. four B. five C. six
He lives _____ that island.
A. on B. in C. at
It will be _____. There will be ______.
A. snow, cold B. sunny , windy C. cloudy, rain
What do you want? ___________________.
A. I want a guitarB. I want to be a doctorC. I want to watch TV
Kate was at home. She was _________ her brother.
A. looking afterB. looking atC. looking