Question

Exercise 3. Complete the sentences using: can could can't couldn't were able to will be able to won't be able to2. Luckily the weather was great, so we ... have a picnic.3. My cousin ... swim when he was three, but I still ... .

Answer 1

2. Luckily the weather was great, so we were able to/ could have a picnic.

3. My cousin could swim when he was three, but I still can’t.

Answer 2

2. Luckily the weather was great, so we were able to have a picnic. Explanation: The past tense "were able to" is used here because the action of having a picnic occurred in the past. The weather was favorable, allowing the speaker and their companions to enjoy a picnic.

3. My cousin could swim when he was three, but I still can't. Explanation: The speaker's cousin had the ability to swim at the age of three, but the speaker is expressing that they do not possess the same ability. They still cannot swim. The past tense "could" is used in reference to the cousin's past ability. The present tense "can't" is used to describe the speaker's inability in the present.