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—How long have you known the doctor ?
— he helped me three years ago.
A. When B. Before C. Because D. Since
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—How long have you known the doctor ?
— he helped me three years ago.
A. When B. Before C. Because D. Since
查看习题详情和答案>>
---How long have you known the doctor ?
---_________he helped me three years ago.
A. When B. Before C. Because D. Since
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1. A. was B. were C. had D. are
2. A. an B. the C. a D. a
3. A. look firs B. cooking fir C. look fir D. working firs
4. A. so B. very C. than D. much
5. A. to open B. open C. opening D. opened
6. A. as much lighter as B. so muchas C. as lightest as D. as much light as
7. A. whether B. weather C. sunny D. as much light as
8. A. when B. why C. where D. what
9. A. call B. called C. was called D. were called
10. A. eye B. ear C. nose D. mouth
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