问题
翻译题
用英语写出下列算式。
1. 15 + 5 = 20
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2. 7 + 6 = 13
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3. 11 + 7 = 18
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4. 6 + 9 =?
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5. 17 + 3 =?
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答案
1. Fifteen and five is twenty.
2. Seven and six is thirteen.
3. Eleven and seven is eighteen.
4. What's six and nine?
5. What's seventeen and three?
答案不唯一