选择题：—I have great ________ in learning physics and Im so worried. Could you help me?

题目内容：

—I have great ________ in learning physics and I'm so worried. Could you help me?

—Sure, I'd love to.

A.interest

B.fun

C.trouble

D.question

参考答案：

下图为人体内细胞间信息交流的某些方式的示意图。以下叙述错误的是

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Young man, dont sit there for daydreaming. No one can achieve anything without ________.

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Its everyones ________to make China stronger and stronger. 　　—I agree. Lets work hard to make it.

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噬菌体抗体库技术是指将人的全部抗体基因插入到噬菌体的基因组中，然后让该噬菌体感染大肠杆菌，最终使抗体以融合蛋白的形式表达于噬菌体的表面，形成含有全套抗体谱的噬菌体抗体库，回答下列问题：（1）获

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