问题 选择题

读某水系图,回答下列各题

小题1:图中虚线表示的地理事物,在下列地区中最容易判定的是

A.沿海地区

B.平原地区

C.山地地区

D.河流下游地区小题2:下列有关该水系的叙述,不正确  的是

A.该河流水源补给可能来自大气降水或地下水

B.河盆内干支流汇合人海,参与了海陆间水循环

C.河盆内地表径流首先从流城内透水性很强和坡度较缓的地方开始,然后逐渐扩及全流域

D.降水强度越大,越有利于河流水量的增加

答案

小题1:C

小题2:C

小题1:图中虚线经过的地区为海拔较高的山脊,山脊为分水岭,是流域的分界线,在山区,山脊明显,流域分界线容易划定。所以本题选择C选项。

小题2:该地区的河流最终注入海洋,为外流河,主要补给水源为大气降水。该地河流径流流速较快的为坡度较陡地区。所以本题选择C选项。

阅读理解

Drinking water is good for your health. There are some scientific ways of drinking water.

1. It is the best medicine to drink two glasses of water in the morning.

2. Drink clean water.

3. Drink the water that has not been boiled.

Many people think boiled water is safe and good to people’s health. In fact, it is not true. The boiling point of water is 100℃. By boiling it, most bacteria(细菌)in water can be killed. In the past, the water was less polluted. So boiling was a good way to make clean water. But heavy metals and other dangerous things in today’s water are much more terrible than bacteria. Boiling doesn’t fix that problem. And boiling water may give us more of the dangerous things in our glass.

4. Never use soft drinks to take the place of water.

5. Water is also needed in winter.

6. Drink water at the right time.

1) After getting up in the morning, you have less water in your body, because you weren’t drinking for the whole night. So you should drink some water to keep your health after getting up in the morning. That can prevent high blood pressure, cerebral hemorrhages(脑溢血)and so on.

2) Drinking water at about 10 am helps your body keep enough water.

3) Drinking water at about 3 pm can clean out the wastes in your body.

4) About eight o’clock in the evening is the best time to drink water. Your blood gets thicker when you sleep. Water will make your blood less thick.

Besides, we should drink 2L of water every day. Water is so important for our life. We should drink water often.

小题1:According to the passage,          in the morning is the best          .

A.drinking some hot soup, medicine

B.drinking some porridge, breakfast

C.drinking some water, medicine

D.Drinking some soft drinks, medicine小题2:          can prevent high blood pressure, cerebral hemorrhages and so on.

A.Drinking some water after getting up in the morning

B.Drinking some water before going to bed

C.Drinking some soft drinks after getting up

D.Drinking some milk before going to bed小题3:At about 3 pm, drinking water can clean out the          in your body.

A.oil

B.food

C.wastes

D.fat小题4:From the passage, we can see the best time to drink water is          .

A.about eight o’clock in the morning

B.about eight o’clock in the evening

C.before supper

D.at night小题5:The best title to this passage is          .

A.Drink clean water

B.Don’t drink the boiled water

C.The use of water

D.Scientific water drinking

判断题