按要求改寫句子。
1. I often visit my grandparents on the weekend. (用last weekend改寫)
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2. Mike watered the flowers yesterday. (改為否定句)
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3. I have a busy weekend. (變?yōu)橐话阋蓡柧?
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4. I watched TV last night. (就畫線部分提問)
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5. Did Mike clean his room? (作否定回答)
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6. Sarah goes to school on foot. (就畫線部分提問)
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7. This is an apple. (變?yōu)閺?fù)數(shù)句子)
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8. My father is 180 cm tall. (就畫線部分提問)
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