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【单选题】
酸度计使用前必须选用什么溶液进行校正？A.
pH =7.0的标准缓冲溶液
B.
已知 pH 值的酸碱溶液
C.
已知 pH 值的标准缓冲溶液
D.
pH =4.0的标准缓冲溶液
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【简答题】翻译题。 ( )1.我的自行车 坏了。 ( )2.蓝色的包又 大又轻。 ( )3.这个包有四 个轮子。 ( )4.看我的新 鞋子。 A. My bike are break. A. The blue bag are big and light. A. The bag have got four wheel. A. Look at my new shoes. B.M...
【简答题】成语“万事俱备，只欠东风”是根据《三国演义》（战役）中“周瑜定计火攻曹操”的故事深化而来的。请再写出源于《三国演义）的两个成语。
【简答题】五, 动词填空( 满分 10 分) 1 He usually __________(leave) the library at 5:00 p.m. 2 My brother is a good driver. He is good at___________(drive) cars. 3 My mother _________ (go) to work by bus every day. 4 He...
【简答题】成语“万事俱备,只欠东风”是根据《三国演义》( )(战役)中“周瑜定计火攻曹操”的故事演化而来的。
【简答题】根据对话内容，选择适当的句子补全对话。 A. By bike or by bus. B. Nobody, I think. C. Fine, thanks. D. By bike. But my bike is broken today. E. Most of them live near our school, so they usually walk. Jim: Hello, Ann. How...
【简答题】成语“万事俱备,只欠东风”是根据《三国演义》赤壁(战役)中“ —— ”的故事深化而来的。请再写出源于《三国演义》的两个成语,并写出相应的人物及 故事。
【简答题】从方框中选择适当的句子补全对话。 A. By bike or by bus. B. How about you? C. Nobody, I think. D. I'm fine, thanks E. Yes. But my bicycle is broken today. F. Yes, you're right. G. Some of them live near our school. So ...
【简答题】选词填空 1. My bike is broken, can I___________ yours, Lily? (borrow / lend) 2. We ___________ books from our school library yesterday. (borrow / lend) 3. He ___________ money to his brother last month....
【简答题】根据对话内容,选择适当的句子补全对话。 A. By bike or by bus. B. Nobody, I think. C. Fine, thanks. D. By bike, but my bike is broken today. E. Most of them live near our school, so they usually walk to school. Jim: Hello...
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