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英语 九年级 选择题 标准 ★ 精品

询问与解释科学现象 — 英语选择题

冀教版·英语 Unit 6 Looking into science AI 三重审校通过

题目
A dry metal can at 5°C is left in a room at 25°C. After a while, water drops appear on its outside. Where do the drops come from? A. Water leaks through the can. B. Water vapor in the air cools and changes into liquid. C. The metal turns into water. D. Water inside the can passes through the metal.
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《Unit 6 Looking into science》其他练习题

选择题

A pencil looks bent in a glass of water. Why? A. Because light changes direction…
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实验预测：如果阳光照射到太阳能板上，它在接下来的一小…
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Lily asks, “Why can’t we see the lamp through this thick book?” Her friend…
词汇题

Complete the sentence with the missing word: Why does a metal spoon feel cold? I…
词汇题

根据句意和括号中的中文提示，补全单词。1. We did an e________ …
词汇题

描述实验步骤时，表示“首先”的词：f____

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