6～10kV电力线路电流继电保护方式有哪些

阅读理解。

     Traveling is one of the most important activities and people have been interested in it for many years.

Modern traffic develops fast, so traveling to different places has become much easier than before.

     Staying healthy while traveling can make your trip happier. But do you know how to keep healthy

during a trip? The following information may be useful for you.

Before leaving:

● Wear comfortable shoes, a hat and sunglasses.

● Take some necessary medicine with you. They can be used when you get sick or have other problems.

● If you do lots of sports like walking or climbing on your trip, you should do some exercise for weeks

or months before you leave.

While traveling:

● Be sure not to eat dirty food or bad fruit.

● Have enough time to take a rest during your trip.

● Tap water (自来水) is not safe, so drink bottled water and always clean the cover on the bottle.

1. You should _____ before you leave your home for a trip.

A. get some medicine

B. clean the cover

C. drink much water

D. wear warm clothes

2. You had better not _____ while you are having a trip.

A. wear sunglasses

B. be too tired

C. wear a hat

D. take a rest

3. If you _____ while traveling, your trip will be happier.

A. walk fast

B. eat too much

C. keep healthy

D. climb the mountain

微分方程y"-y'=0的通解是( )。

A．y=C₁e^-x+C₂e^x

B．y=C₁+C₂e^x

C．y=C₁+C₂e^-x

D．y=(C₁+C₂x)e^x

甲、乙合伙经营鸭绒业务，甲提供厂房，乙提供鸭绒。双方请求丙以技术性劳务入伙，丙未给予明确答复，但丙提供了技术性劳务，并参与了当年的分红，分红比例4:4:2。第二年因经营亏损，负债高达10万元。对该债务承担发生分歧，丙认为自己不是合伙人，拒绝承担该债务。为此诉至法院。则该债务应如何承担

A．甲、乙、丙对该债务承担按份责任
B．甲、乙、丙对该债务承担连带责任
C．甲、乙对该债务承担连带责任
D．甲、乙对该债务承担按份责任

某男，40岁，大便干结3～4日一次，诊见口臭，面红心烦，小便黄赤，苔黄燥，脉滑数，宜用

A．麻子仁丸加减

B．六磨汤加减

C．润肠丸加减

D．增液汤加减

E．大承气汤加减