They _________________swim last year.
A: was able to
B: were able to
C: are able to
A: was able to
B: were able to
C: are able to
B
举一反三
- 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
- Last year the employees in our department were so busy ________they were not able to take a vacation.
- I wish I ________ to talk this over with him when he was here last night. A: had been able B: have been able C: were able D: should be able
- 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
- 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
内容
- 0
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
- 1
I ( ) send a text to my mum this morning. A: could B: was able to C: were able to
- 2
They failed to pass the exam last time, I regretted (). A: to be not able to help B: being unable to help C: being not able to help D: not be able to help
- 3
They failed to pass the exam last time. I regretted ______. A: to be not able to help B: being not able to helping C: being unable to help D: not be able to help
- 4
They failed to pass the exam last time, I regretted ______ A: to be not able to help B: B. being unable to help C: being not able to help D: not be able to help