rewrite
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1) What had been said wasn't accepted (we)
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2) He apologized for not offering help (because )
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3) It wasn't necessary for him to wait for a long time (He)
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4) It was necessary for him not to wait for a long time (He)
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5) The teacher wanted to know the reason for his absence (absent) .................................................. .............................................
6) His politeness made them admire him (If)
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7) She started doing a hobby at the age of seven (since)
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8) She last saw her cousin on the trip (hasn't)
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9) They discussed the effects of pollution (made)
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10) During the flight , hot meals were served (Just as)
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