题干

当地震灾害发生时,下列自救方法正确的是   
①身处平房,应迅速跑到室外空旷区   
②身处户外时,应躲到房屋外墙窗下避震 
③身处楼房,应迅速用绳索下楼逃生   
④身处街道时,应护住头部,远离高层建筑

A:①②③④

B:①②④

C:①②

D:①④

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答案(点此获取答案解析)

D

同类题2

根据短文内容,选择正确答案。

                                                                                               C

    As you touch people and objects throughout the day, there are germs(细菌) on your hands. In turn, you can make yourself ill with these germs by touching your eyes, nose or mouth. Although it's impossible to keep your hands germ-free, washing your hands is good for you. It limits the chance of getting sick and is one of the best ways to avoid(避免) getting sick and spreading illness. Staying healthy can make you feel happier.

    Hand washing requires only soap and water, but do you really know when and how to wash your hands? The following information may be useful for you.

    When to wash your hands

    Always wash your hands before:

    ▲Preparing food

    ▲Eating

    ▲Giving medicine

    ▲Touching a sick or injured person Always wash your hands after:

    ▲Preparing food

    ▲Using the toilet

    ▲Touching an animal or animal toys or waste

    ▲Touching a sick or injured person

    Of course, it's also important to wash your hands whenever they look dirty.

    How to wash your hands

    It's generally best to wash your hands with soap and water. Follow these simple steps:

    ▲Wet your hands with running water.

    ▲Use soap.

    ▲Wash your hands for at least 20 seconds. Remember to wash the hands carefully, including the backs of your hands, wrists, fingers and fingernails.

    ▲Dry your hands with a clean towel.