一、单项选择填空(30分)
1. I walked into the classroom, the teacher had started teaching already.
A. By the time B. While C. After
2. The water is not enough. Add some more sugar, please.
A. crispy B. sweet C. salty
3. The dish doesn’t nice. I don’t think it has a good .
A. taste; taste B. look；look C. look; taste
