Question

Read these sentences and fill in the gaps with 'could', 'can', 'couldn't', 'can't'.  1. Sally   talk to customers yesterday as she was a bit nervous. 2. Before the nuclear disaster in the 1980's, people   grow everything in their gardens. 3. Steve   solve this problem now. He needs time.​

Answer 1

1 couldn't

2 could

3 can't

Answer 2

1 couldn't

2 could

3 can't

Answer 3

Here are the sentences with the gaps filled in:

1. Sally couldn't talk to customers yesterday as she was a bit nervous.
2. Before the nuclear disaster in the 1980s, people could grow everything in their gardens.
3. Steve can't solve this problem now. He needs time.