题目

根据句子意思，用括号中所给词的正确形式填空，每空填一词。 1.    Can scientists develop ________(taste) food than that on the earth? 2.    If young people can live ___________(health), their parents will feel very happy. 3.    All the students here suggested ____________(iron) shirts for their fathers every week. 4.    He has failed eight times, and has decided to try a _____________ (nine ) time. 答案：1 tastier             2. healthily             3. ironing      4. ninth

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