Ⅲ型乙醇发酵

白酒的主要成分是乙醇（C₂H₅OH）．由“C₂H₅OH”得到的信息正确的是（　　）

A．乙醇的相对分子质量是46g

B．乙醇中有6个氢原子

C．乙醇中碳的质量分数约为22%

D．乙醇完全燃烧生成二氧化碳和水

单词拼写。根据句意及首字母或中文提示，完成下列句子中的单词。

1. Cartoon films are very p______ with young people now.

2. The Chinese g______ wants to protect these endangered bird species.

3. Hundreds of n______ disasters will happen every year, such as earthquakes, typhoons.

4. If you stay in the north of China, you'll have many s______ days in winter.

5. Hearing the sound of the gun, the birds in the trees flew in all d_______.

6. Everyone wants to have _______(诚实的) friends.

7. It's going to rain, little boy. Take the _______(伞) behind the door with you.

8. The food your mother cooks looks very _______(美味).

9. Millie watched the moving train until it _______(消失) in the distance.

10. Teenagers' _______(杂志) is holding a writing competition. It is inviting teenagers to write about their best

      friends.

48的因数有[ ]

A．8个    

B．9个    

C．10个    

D．11个

审核预算的重点由平衡状态、赤字规模向()和政策拓展

A、收入预算 

B、支出预算 

C、预算平衡 

D、债务管理

近年来穿越剧受到青少年的青睐。穿越时空，回到隋朝，你可能看到和听到（）①家住余杭的张兄坐船游大运河来到涿郡②寒门书生王某通过科举考试获得官职③松赞干布与文成公主成婚④东京商业区内，人们用交子购买生活用品

A.①②③④

B.①②

C.③④

D.②③④