GRAMMAR
6. Choose the correct verb to complete the next sentences.
1. Thomas _a_ speak English when he was three. He 5. Fortunately, John ___ to face this situation all by
learned the language later from his mother.
himself.
a. couldn't b. can
c. could
a. is able to b. be able to c. gets able to
2. "What is your son going to do after he graduates?" 6. When I came homel ---smell the delicious cake
_.
tell you exactly."
my mother had cooked.
a. must
b. can
c. can't
a. can't
b. can
C. could
3. ___ I talk to you for a minute?
7. I think in the future people ___ travel in space and
a. can't
b. can
c. couldn't even live there.
4. The lights are off. He ___ be in the office.
a. were able to b. will be able to
a. can't
b. can
c. could
c. have been able to