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- 1return to等于什么go back to
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- 3英语中什么情况下用a与an
- 4I is going to rain this evening 改为一般疑问句
- 5使用高倍镜观察酵母菌和大肠杆菌都能观察到核糖体吗
- 6We have a School Day at our schol(改为否定句) kate has a new english dictionary(改为一般疑问句)
- 7什么是元音音素什么是辅音音素啊?
- 8I'm feeling very well now.(对very well提问)_____ _____ _____ _____ now?
- 9关于看风识天气的谚语
- 10若等差数列an的公差d不等于0 且a1 a2为关于x方程x^2-a3x+a4=0的两根 则等差数列an的通项公式an=