If you ____ the fact, you would have made a different plan.
A: knew
B: had known
C: will know
D: knowing
A: knew
B: had known
C: will know
D: knowing
举一反三
- If you had joined the chat room ten minutes ago, you _____________what we were talking about. A: would know B: would have known C: knew D: had known
- I would have sent you these photos if I _______your email address. A: had known B: know C: have known D: knew
- ______ the result, I would not have asked you to tell me. A: If I know B: Had I known C: I had known D: If I knew
- I would have called you if I your telephone number. A: have known B: had known C: knew D: knows
- I would have helped you, but I ______ you were in trouble. A: didn't know B: B. haven't known C: hadn't known D: D. knew