一．单项选择（每题1分，共15分）
1. Linda ate nothing last night, __________?
A. was she B. didn’t she C. wasn’t she D. did she
2. She has never ridden a horse before, ________?
A. hasn’t she B. has she C. is she D. isn’t she
3. He seldom came here, _________?
A. didn’t he B. did he C. doesn’t he D. does he
4. Everything seems all right, _________?
A. don’t it B. won’t it C. doesn’t it D. does i
5. These tools are useless now, _________?
A. are they B. aren’t they C. won’t they D. don’t they
6. Is this factory _________ some foreign friends visited last Friday?
A. that B. where C. which D. the one
