Chuyển các câu sau(2 cách) sang if và unless (nếu câu ko có unless) yesterday, I could have been injured unless I had seen a big container in the street?

Chuyển các câu sau(2 cách) sang if và unless(nếu câu ko có unless)

1​ Tom didn’t join the camping. I couldn’t persuade him to go with us

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2People can’t swim unless they study how to swim.

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3.Anne doesn’t attend the party because she wants to be alone.

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4This department couldn’t be destroyed unless it built carefully.

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5 Susan agreed to go swimming because she liked water.

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6Yesterday, I could have been injured unless I had seen a big container in the street.

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7 Sports make people healthy, so they do exercise every morning.

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8Unless you were me, you couldn’t understand me.

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9We are the world. We can co - operate one another.

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10Unless this man is a driver, he can’t help you move by car.

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11 Dannis isn’t at home because he is on business.

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12Unless they had been on the phone last night, they couldn’t have known the big secrets.

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13 Because man is the first person on Earth, he discovers the earth by hands and brain.

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14 You can’t join the club unless you are sick.

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15 Our picnic was passed easily because my mother helped me.

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