Can, could, be able to: Ability and possibility — Exercise 3
Use the right form of "can," "could," or "be able to" (positive or negative) to fill in the blanks.If you can, use a form of "can" or "could."
1When I was younger, I run much faster.
2I’m sorry, I hear you very well. The signal is weak.
3After several attempts, she fix the computer yesterday.
4I hope we meet again soon.
5There’s someone at the door. It be the delivery driver.
6He tried hard, but he solve the maths problem.
7She speak three languages fluently.
8By this time next year, I drive legally.
9We looked everywhere, but we find the missing keys.
10You should practise more if you want to speak confidently in public.