We _________ Xiao Mei since she was a little girl.
A: know
B: had known
C: have known
D: knew
A: know
B: had known
C: have known
D: knew
举一反三
- We __ have known ____ Xiao Li since she was a little girl. A: know B: had known C: have known D: knew
- I ________ her since she was a little girl. A: knew B: know C: had known D: have known
- _______, we would have prevented the catastrophe. A: Had we known it earlier B: If we knew it earlier C: Did we know it earlier D: Unless we had known it earlier
- If Mary _________they were on sale online, she wouldn’t have bought the these shirts in this store.( ). A: knew B: know C: had known D: have known
- I felt as if we ______ each other for years. A: had known B: knew C: have known D: would have known