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问题 单项选择题 A1型题

《中国药典》2010年版一部规定，机制冰片的来源是（）

A.菊科植物艾纳香的叶中提取的结晶

B.樟脑、松节油等经化学方法合成的结晶

C.樟科植物樟的新鲜枝、叶中提取的结晶

D.龙脑香科植物龙脑香树干提取的结晶

E.以上都不是

答案

参考答案：B

填空题

Do you like travelling? Do you often travel in your holidays? Travelling is i__________ and exciting, but it is not if you get sick. So what can you do to stay in good h_______? There are three things you should remember when you travel: relax, sleep and eat w______ .

When you travel, there are so many places to v_______: museums, shops and parks. You may spend most of your days w_________ around these places. You may be very tired after a few h_________. If this is the way you feel, you should take a good rest.

Sleep is a________ important. You may want to stay out late at night. In many cities, the nightlife can be very exciting. Then you should plan to sleep for an hour in the day.

Finally, if you want to stay healthy, you must eat well. That m_________ eating the right kinds of foods. When you are in a new country, you may want to try new foods, but you need to be careful about how m_________ you eat . Lots of rich (油腻的)food isn’t good for you .
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单项选择题

房地产业立法、执法和管理的主要依据是（）。

A.《城市房地产管理法》

B.《物权法》

C.《土地管理法》

D.《城乡规划法》
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