从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑
21. Kitty, _______your homework now. It's too late,
A. doesn't do B. don't do C. doesn't D. don't
22. Our school plans to have a parents' meeting_______ the afternoon_______ January 27th.
A. in, of B. on, in C. on, of D. in. at
23. I go to school with Wang Bin every morning. Wang Bin's father takes_____ to school by car.
