The key to exercise solutions in chapter 6B - Do it yourself for the textbook English File Intermediate Plus - Workbook with authors Christina Latham-Koenig, Clive Oxenden and Kate Chomacki from Oxford University Press
Question
Circle the correct form. Tick (✓) if both are correct.
Rewrite the highlighted sentences using the correct form of can or able to. If both forms are possible, write two sentences.
Answer
a)
✓
be able to
✓
✓
can't
✓
be able to
✓
been able to
✓
was able to
not being able to
b)
Can I close the window?
I can't come to the party. / I won't be able to come to the party.
Can I sit here?
I couldn't reply sooner. / I haven't been able to reply sooner.
She couldn't finish the meal. / She wasn't able to finish the meal.
They want to be able to cook their own meals.
That can't be John.
We're delighted that we can come to dinner. / We're delighted that we're able to come to dinner.