What is the Japanese population in San Francisco?

What is the Japanese population in San Francisco?A. 12,000. B. 700,0O C. 50,000.

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下列物质具有起昙现象的表面活性剂是(  )

下列物质具有起昙现象的表面活性剂是(  )A.硫酸化物 B.磺酸化物 C.季铵盐类 D.脂肪酸山梨坦类 E.聚山梨酯类

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When is the man going to meet the woman?

When is the man going to meet the woman?A. 3: 30 this afternoo B. 4:O0 this afte

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Questionsare based on a conversation about renting an apartm

Questionsare based on a conversation about renting an apartment.Which facility i

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根据下列选项,回答题:A.有关物质B.其他甾体C.硒D.铁和铜  E.生育酚以下药物中需要检查的特殊杂质是维生素C

根据下列选项,回答题:A.有关物质B.其他甾体C.硒D.铁和铜  E.生育酚以下药物中需要检查的特殊杂质是维生素C

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