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.

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7Alsu    3   13.03.2021 14:27    3