I my best friend for twenty years.
A: knew
B: have knew
C: have known
D: has known
A: knew
B: have knew
C: have known
D: has known
举一反三
- They ___________(know) each other for about ten years. A: knew B: has known C: have known D: has knew
- I felt as if we ______ each other for years. A: had known B: knew C: have known D: would have known
- We each other since known; ten years ago. A: have known; ten years ago B: knew; ten years ago C: have known; ten years D: knew; ten years
- This is one of the best students that I ______. A: even have known B: B. have ever known C: know D: D. knew
- I __________Tom for about ten years now. A: have been knowing B: have known C: knew