They ______play the piano when they were young.(could/be able to)
A: could
B: were able to
C: was able to
D: could/were able to
A: could
B: were able to
C: was able to
D: could/were able to
D
举一反三
- They ______play the piano when they were young.(could/be able to)
- I _______________ swim a mile easily when I was a child. A: could B: were able to C: was able to D: could/was able to
- I ( ) send a text to my mum this morning. A: could B: was able to C: were able to
- But for friction, people _________ neither walk, nor even stand up. A: can B: were able C: will be able D: could
- I________speak a little English when I was four. A: am able to B: was able C: could be able D: could
内容
- 0
I wish I ______ yesterday's exam. A: passed B: had been able to pass C: were able to pass D: could pass
- 1
Were it not for friction, we ( ) walk on this earth of ours. A: should not have been able to B: would not be able to C: were not able to D: are not able to
- 2
Were it not for friction (摩擦力), we ______walk on this earth of ours. ( ). A: were not able to B: should not have been able to C: would not be able to D: are not able to
- 3
He didn’t agree with me at first but I _____ persuade him. A: was able to B: was able C: could D: could be able to
- 4
They _________________swim last year. A: was able to B: were able to C: are able to