有机磷农药中毒时，下列哪一种酶活性受到抑制
A．含巯基的酶B．细胞色素氧化酶C．胆碱酯酶D．乳酸脱氢酶
参考答案：C
用所给单词的适当形式填空。
1. Which do you like _____(well), a cat or a dog?
2. What fruit do you like _____(well)?
3. I think oranges are _____(juice) than bananas.
4. The machine is a great _____(helpful) in making cakes.
5. Could you tell me what the _____(different) is between a horse and a mule?
凌成兴局长在2014年全国烟草工作会议中提出2013年我们实现的“三个稳中有为”、做到的“五个扎实推进”分别指什么？
