一、选择填空。（共15小题，每小题1分，满分15分）
1. Our teacher is ________a red sweater .He is working in his offfice.
A. putting on B. put on C. wearing D. wear
2. I have two pencils. One is green, and_ __is red.
A. one B. other C. the other D. others
3. School begins __ _ the morning of Feberuary 18th.
A. in B. on C. with D. about
