combine two sentences into one using :.... enough/not enough .......
1. He is tired. He can't go to school
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2. He is very stupid . He can't understand this matter
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3. this book is very difficult . I can't read it
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4. these exercises are very hard . She can't do them
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5.she was too busy . She had no time for games
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6.this hat is very small . I can't put it on
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7. he was so poor . he couldn 't buy this house
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8. the sound is very low . we can't hear it
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9.this book is very expensive . we can't hear it
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10. the soup is very hot . I can't eat it
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11. Mr Nam is so old . he can't go to work now
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12.Maria is so stupid . she can't add two and two
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13.the ice is too thin . we can't malk on it
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14. he drives very fast . we can't follow him
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15.tom speaks quickly . i can't hear anything
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16.she wrote too badly . we couldm't read
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17. she sings so badly , we can't hear all the song