The human body can tolerate only a small range of temperature, especially when the person is engaged in vigorous activity. Heat {#blank#}1{#/blank#} usually occur when large amounts of water and/or salt are lost through oversweating following exhausting exercise. When the body becomes overheated and cannot {#blank#}2{#/blank#} this overheatedness, heat exhaustion and heat stroke are possible.

    Heat exhaustion is generally {#blank#}3{#/blank#} by sweaty skin, tiredness, sickness, dizziness, plentiful sweating, and sometimes fainting, resulting from a(n) {#blank#}4{#/blank#} intake of water and the loss of fluids.  First aid treatment for this condition includes having the victim lie down, {#blank#}5{#/blank#} the feet 8 to 12 inches, applying cool, wet cloths to the skin, and giving the victim sips of salt water (1 teaspoon per glass, half a glass every 15 minutes) over a 1-hour period.

    Heat stroke is much more serious; it is a(n) {#blank#}6{#/blank#} life-threatening situation. The characteristics of heat stroke are a high body temperature (which may reach 106° F or more); a rapid pulse; hot, dry skin; and a blocked sweating {#blank#}7{#/blank#}. Victims of this condition may be unconscious, and first-aid measures should be {#blank#}8{#/blank#} at quickly cooling the body. The victim should be placed in a tub of cold water or {#blank#}9{#/blank#} sponged with cool water until his or her temperature is sufficiently lowered. Fans or air conditioners will also help with the cooling {#blank#}10{#/blank#}. Care should be taken, however, not to over-chill the victim once the temperature is below 102° F.

    People may wonder{#blank#}1{#/blank#} different words are used to describe these four countries England, Wales, Scotland and Northern Ireland. You can clarify this question{#blank#}2{#/blank#}you study British history.

    First there was England. Wales was linked to it in the thirteenth century. Now when people refer to England you find Wales included as well. Next England and Wales were joined to Scotland in the seventeenth century and the name was changed to "Great Britain". Happily this{#blank#}3{#/blank#} without conflict when King James of Scotland became King of England and Wales as well. Finally the English government tried in the early twentieth century to form the United Kingdom by getting Ireland connected in the same peaceful way. However, the southern part of Ireland was {#blank#}4{#/blank#}and broke away to form its own government. So only Northern Ireland joined with England, Wales and Scotland to become the United Kingdom and this was shown to the world in a new flag{#blank#}5{#/blank#} the Union Jack.

    There are a few gorgeous island countries in the world that are definitely worth visiting. Although there are many beautiful countries in the world to visit, it has recently been a {#blank#}1{#/blank#} for many Chinese to visit island countries during their holidays. So take a look at these island countries in the world, which everyone should certainly visit at least once in lifetime.

    Malta is a beautiful southern European country in the Mediterranean Sea, which has a rich history and a variety of culture. In fact, there are plenty of interesting things to see and to do in Malta and this island country, {#blank#}2{#/blank#} by lots of mysterious hidden coves (小海湾), it has something for everyone. The {#blank#}3{#/blank#} part of Malta has incredible architecture, great walled cities, and many underground {#blank#}4{#/blank#} to explore.

    The Philippines is one of the most beautiful and best island countries The Philippines {#blank#}5{#/blank#} over 7, 000 islands and all of them are beautiful and unique in their own way. There are many wonderful tourist {#blank#}6{#/blank#} including Mayon Volcano (火山), the Chocolate Hills and many more. The country also offers plenty of interesting activities for you to experience, such as diving, climbing, camping and many others.

    The Maldives is not only one of the most beautiful island countries, it is also one of the most popular honeymoon destinations. The Maldives, {#blank#}7{#/blank#} in the middle of the Indian Ocean, is made up of an entire series of incredible ancient coral reefs (珊瑚礁) that grew up along the sides of ancient volcanoes. There is a {#blank#}8{#/blank#} ocean, with fascinating beaches and luxury resorts (豪华度假区). You can now have easy {#blank#}9{#/blank#} to Maldives by air, and there are luxury hotels of various styles on different islands.