Exercise 1. Rewrite the sentences using the given words.

1. Phong was in New York. He stayed with his cousin. (when)

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2. You are brushing your teeth. Don’t let the water run. (while)

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3.The fire brigade got the news of the forest fire. They came. (as soon as)

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4.We picked up all the litter in the stadium. The stadium was clean. (until)

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5.He turned off all the lights and electric devices. He left the house. (before)

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6. Her income is quite low. She can’t resist buying new things. (although)

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7. Our customer service staff have to take good care of our customers. They would turn to other brands. (otherwise)

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8. The price tag can tell you about prices. You can still bargain and pay 20% lower than the prices on the tags. (but)

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9. Many shops are offering 50% discounts before Tet. Customers seem to be very careful about spendings as the economy is facing a downturn. (however)

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10. She was painting a picture. Her mother was making a cake. (while)

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11. They were working. Mrs Thu Ba came yesterday. (when)

12. We were having dinner. They were listening to the radio. (while)

13. She was sleeping. The fire started. (when)

14. The ship was leaving the harbor. The lava hit the town. (when) 

15. She came. What was happening? (when)