【題目】寫出下列溶液中溶質的化學式。
溶液 | 溶質 |
可用制取氫氣的稀硫酸溶液 | |
用于醫(yī)療消毒的過氧化氫溶液(俗稱雙氧水) | |
醫(yī)療消毒用的高錳酸鉀溶液(俗稱紫藥水) | |
醫(yī)療用的0.9%的氯化鈉注射液(生理鹽水) | |
澄清的石灰水 |
科目:初中地理 來源: 題型:
【題目】完形填空(10小題,每小題1分,共10分)
Hey, boys and girls! 1 morning. My name 2 Eric. I 3 12 years old(歲). I have 4 ID card. Its 5 is 3367753. Miss Wang is our Chinese teacher. 6 is very nice. We all like her very much. What’s 7 telephone number? Oh, 8 6207654. If(如果) you have some questions, you can call her. She likes 9 very much. Her pen is blue. Her ruler is blue, too. Can you tell me what 10 you like? Red, white or green?
【1】 A. OK B. good C. nice D. good
【2】 A. be B. are C. is D. am
【3】 A. am B. is C. are D. be
【4】 A. a B. an C. the D. /
【5】 A. name B. number C. card D. ID
【6】 A. She B. Her C. Miss D. His
【7】 A. she B. her C. him D. his
【8】 A. it B. its C. it’s D. is
【9】 A. white B. green C. red D. blue
【10】 A. color B. ruler C. pen D. orange
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【題目】—Are you __________?
—Yes, I am.
A. a musician B. musicians C. musician D. A and B
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【題目】 —May I have __________ new books?
—Sorry, there aren’t __________.
A. some; some B. any; any
C. some; any D. any; some
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【題目】某種物質是焙制糕點所用的發(fā)酵粉的主要成分之一,也是醫(yī)療上治療胃酸過多癥的一種藥劑,這種物質是( )。
A.NaOH B.NaHCO3
C.CaO D.NaCl
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