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请运用所学知识回答下列问题： （1）在下列实例中，属于有性生殖的是______． ①“试管婴儿”的诞生 ②“脱毒土豆”的培育 （2）“螳螂捕蝉，黄雀在后”这句谚语隐含的一条食物链是：______． （3）在做膝跳反射实验时，他有意识地蹦紧肌肉，结果反射没有发生．这说明脊髓里的反射中枢要受______控制．
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【简答题】补全对话。 A: Good morning, boys and girls! My (1) ______ Bob Smith. B: (2) , Mr Smith! A: (3) ? B: My name is Jack. A: What's your (4) ? B: My phone number is 333－703812. A: (5) . B: You are welcome.
【简答题】近代数学没有在中国发展起来的原因在于:中国数学重实用,轻____;重算法,轻____;重结果,轻____,又没有建立一个符号系统。
【单选题】听力原文：W: Good morning, sir. Could I ask you to check in please? M: Of course. W: Your name, please? M: Gill Kemp. W: OK. Your room number is 3126. Now, fill in the form, if you would, please, Mr. Kemp....
A.
At a bank.
B.
At a hotel.
C.
In a post office.
【简答题】阅读理解。 Good afternoon, boys and girls. I'm Li Hong. I'm an English boy. Li Hong is my Chinese name. Look, this is a picture of my family. The tall man is my father. His name is Ken Martin. This is my m...
【简答题】阅读理解。 Good afternoon, boys and girls. I'm Li Hong. I'm an English boy. Li Hong is my Chinese name. Look, this is a picture of my family. The tall man is my father. His name is Ken Martin. This is my m...
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