Exercise 29.1: Can or Could

Fill in the blank with can or could.

Example: When I was a sales associate I ____ never use the cash register.
Answer: When I was a sales associate I could never use the cash register.

1. Customers ____ use their debit cards to pay if they don't have cash.

2. I ____n't get to the bank today so I will have to use my debit card.

3. He asked me if he ____ pay by credit card, but we don't accept that one.

4. You couldn't try my debit card once more, ____ you?

5. If you are not happy with your purchase, you ____ return it anytime.

6. They say you ____ use your debit card to pay.

7. They said they ____ refund the money to your debit card.

8. You ____ leave the store once you've made your purchase.

Unit 29