写出下列句子的问句或答语。
1. His sweater is blue and white.
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2. How is it going?
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3. The onion cheese is only $1.95.
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4. There are ten balls in the office.
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5. She usually takes a shower at 7:00.
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6. I was born on May 23rd, 1990.
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7. Mr Smith went to Beijing last night.
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8. The boy is only 2 months old.
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