题目内容

The author says that local produce is best because .

A. it uses less gas and it pollutes less
B. it is organic and uses no chemicals
C. it is cheaper than produce that comes from far away

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“If you are buying organic pineapples from Hawaii, you may not be seeing the whole picture” means that .

A. Hawaiian pineapple farmers all use chemicals on their fruit
B. if you think buying organic pineapples from Hawaii is a good thing to do, you need to learn more about how they travel
C. regular produce is better than organic produce because it travels less

If you eat only local produce, you will have to .

A. only eat what is in season, and spend a little more money
B. stop eating bananas
C. ride your bike more and buy more apples

Produce uses the most gas when it travels .

A. by boat
B. by truck
C. by airplane

病人男性,43岁,因脑肿瘤、颅内压增高,行脑室引流术后4小时,引流管无脑脊液流出,不正确的处理方法是

A. 将引流瓶(袋)降低
B. 用生理盐水冲洗
C. 固定管道,不要旋转
D. 报告医师
E. 协助医生换管

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