一、选择填空（每小题1分，共15分）
从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。
1. —Oh, no. Where is my purse?
—Don’t worry. I saw _______ black one in the drawer. Is it yours?
A. a B. the C. this D. that
2. It is reported Shenzhou 10 spacecraft will be sent up into space ______ June, 2013.
A. on B. at C. of D. in
3. —Every day, my mother tries to spare some time to chat with me ______ she is very tired after a whole day’s hard work.
—How great she is!
A. unless B. whether C. although D. until
