问题
单项选择题
安死术常用方法之一为二氧化碳吸入法，将动物放入一密闭容器内，把固体CO2放入其中或通入（）气体，动物可在短时间内死亡。
A.CO2
B.CO
C.NH3
D.O2
答案
参考答案：A
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安死术常用方法之一为二氧化碳吸入法，将动物放入一密闭容器内，把固体CO2放入其中或通入（）气体，动物可在短时间内死亡。
A.CO2
B.CO
C.NH3
D.O2
参考答案：A
| Choose the correct questions for the answers. 为下列答语选择正确的问句。 |
| ( )1. Yes, I would like to. ( )2. I want that one over there. ( )3. It's twenty dollars. ( )4. Bob's team won the basketball game. ( )5. I went to the park today. | A. Yes, I would like to. B. Wherte did you go today? C. How much is the basketball? D. Would you like to watch games? E. Who went to the park today. |