She ______ swim now, but she ______ swim one year ago.
A: can; could
B: could; could
C: could; can
D: can; couldn't
A: can; could
B: could; could
C: could; can
D: can; couldn't
举一反三
- Section CChoose the best answer to complete each sentence.1. He ________ swim before. Now he can. A: can B: could C: couldn’t
- She ____ have gone to school. It’s Sunday today. A: couldn’t B: can’t C: could D: can
- My little sister watch TV until she finishes her homework. A: could B: couldn’t C: can D: can’t
- She asked Linda if( )_ go and get some. A: could she B: she could C: she can D: she may
- “Alice couldn’t answer the question, could she?” “________.” A: No, she couldn’t B: No, she could C: Yes, she couldn’t D: Yes, she answers