问题
单项选择题
为清除肠内毒物，最好在中毒后几小时内进行洗胃
A．10
B．8
C．6
D．24
E．12
答案
参考答案：C
解析：此题考查中毒后洗胃的时间，为清除肠内毒物，最好在中毒后6小时内进行洗胃。超过6小时胃已经排空，毒物多数已经进入肠道，洗胃已经没有意义了。
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为清除肠内毒物，最好在中毒后几小时内进行洗胃
A．10
B．8
C．6
D．24
E．12
参考答案：C
解析：此题考查中毒后洗胃的时间，为清除肠内毒物，最好在中毒后6小时内进行洗胃。超过6小时胃已经排空，毒物多数已经进入肠道，洗胃已经没有意义了。
When you are in England, you must be very careful in the streets _ _ the traffic drives on the left. you cross a street, you must look to the right first _ then the left. In the morning and in the evening when people go to or come back from work, the streets are very _. Traffic is the most dangerous then. When you go by bus in England, you have to be _ _, too. Always remember the traffic moves on the _. So you must be careful. Have a look first, _ _you will go the wrong way. In many English cities, there are big buses two floors. You can sit on the floor. From there you can see the city very well. It’s quite .
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