q('4#2#<span id="0" onclick=\"checksen(this.id,0)\">You do not have to be a smoker to be affected by tobacco smoke.</span><span id="1" onclick=\"checksen(this.id,0)\"> If you are in a room, car or bus with someone who smokes, you are breathing in the smoke from their cigarettes.</span><span id="2" onclick=\"checksen(this.id,0)\"> Most cigarettes are not as strong now as 50 years ago.</span><span id="3" onclick=\"checksen(this.id,0)\"> It has been estimated that several hundred non-smokers die each year from diseases caused by passive smoking.</span>#The dangers of passive smoking.');
q('5#4#<span id="0" onclick=\"checksen(this.id,1)\">Smoking causes shortness of breath and makes you less effective at active sports.</span><span id="1" onclick=\"checksen(this.id,1)\"> In Britain over 100,000 people die each year from smoking-related diseases.</span><span id="2" onclick=\"checksen(this.id,1)\"> That is one person dying every 5 minutes, which is about how long it takes to smoke one cigarette.</span><span id="3" onclick=\"checksen(this.id,1)\"> On average smokers shorten their lives by one day for every week that they smoke.</span><span id="4" onclick=\"checksen(this.id,1)\"> Tobacco was first brought to Europe in the 17th century.</span>#The effects of smoking on health.');
q('5#1#<span id="0" onclick=\"checksen(this.id,2)\">Christmas is supposed to be a time of happiness, but for many pets the opposite is true.</span><span id="1" onclick=\"checksen(this.id,2)\"> It is celebrated on 25th December.</span><span id="2" onclick=\"checksen(this.id,2)\"> The number of neglected or abandoned animals increases by about 20% at the end of each year.</span><span id="3" onclick=\"checksen(this.id,2)\"> This is because in the weeks before Christmas, many older animals are put out on the streets by their owners.</span><span id="4" onclick=\"checksen(this.id,2)\"> They want to exchange them for puppies, kittens or other younger pets.</span>#The abandonment of pets around Christmas time.');
q('5#0#<span id="0" onclick=\"checksen(this.id,3)\">China has the world\'s largest population.</span><span id="1" onclick=\"checksen(this.id,3)\"> Every second three more people are born into the world.</span><span id="2" onclick=\"checksen(this.id,3)\"> The human race is expanding by the equivalent of the populations of Frankfurt and Munich every week.</span><span id="3" onclick=\"checksen(this.id,3)\"> This growth in world population is also happening faster than ever before.</span><span id="4" onclick=\"checksen(this.id,3)\"> It has doubled since 1950 and now stands at more than 6 billion in what has been called a population explosion.</span>#The growth in the world\'s population.');
q('4#3#<span id="0" onclick=\"checksen(this.id,4)\">Ancient people began to measure things by comparing them to the length of a stick or a stone.</span><span id="1" onclick=\"checksen(this.id,4)\"> Then measurements were made by comparing parts of the human body to the length or width of the object to be measured.</span><span id="2" onclick=\"checksen(this.id,4)\"> However, because no human bodies were identical in size none of these measurements was very accurate.</span><span id="3" onclick=\"checksen(this.id,4)\"> The USA uses the Imperial measuring system, which is quite different from the metric system used in Europe and most of the rest of the world.</span>#The origin of measurement systems.');
q('4#1#<span id="0" onclick=\"checksen(this.id,5)\">The wheel is one of man\'s most important inventions.</span><span id="1" onclick=\"checksen(this.id,5)\"> Some large trucks have as many as 14 wheels.</span><span id="2" onclick=\"checksen(this.id,5)\"> However, no-one knows for sure how, when or where the wheel was first developed.</span><span id="3" onclick=\"checksen(this.id,5)\"> It is probable that early in man\'s development, the idea came to someone of using a tree trunk as a huge roller for moving heavy objects.</span>#The invention of the wheel.');
q('4#1#<span id="0" onclick=\"checksen(this.id,6)\">Most people all over the world, even if they don\'t understand English, understand and use the American expression "OK".</span><span id="1" onclick=\"checksen(this.id,6)\"> "KO" means \'knockout\' and is a term used in boxing.</span><span id="2" onclick=\"checksen(this.id,6)\"> Nobody knows for sure exactly where or when that expression "OK" became part of the English language.</span><span id="3" onclick=\"checksen(this.id,6)\"> But many think it was first used by President Jackson in the 18th century.</span>#The origin of the expression OK.');
q('4#1#<span id="0" onclick=\"checksen(this.id,7)\">Long ago, the Dutch people found that wooden shoes, called "clogs", were ideal for walking on damp, marshy ground that covers much of the Netherlands.</span><span id="1" onclick=\"checksen(this.id,7)\"> Much of this land has now been drained and is used for growing tulips.</span><span id="2" onclick=\"checksen(this.id,7)\"> Clogs kept the feet drier than leather shoes.</span><span id="3" onclick=\"checksen(this.id,7)\"> And they did not get spoiled from the dampness as the leather ones did.</span>#Reasons for the use of clogs in the Netherlands.');
q('4#3#<span id="0" onclick=\"checksen(this.id,8)\">English holds the record as the language with the greatest number of words - over 800,000.</span><span id="1" onclick=\"checksen(this.id,8)\"> But although English is used by more than 360 million people throughout the world, it is not the most widely spoken language.</span><span id="2" onclick=\"checksen(this.id,8)\"> That record is held by Mandarin, a variety of Chinese, which is spoken by about 575,000,000 people.</span><span id="3" onclick=\"checksen(this.id,8)\"> Mandarin is also the name for a small, sweet orange.</span>#Characteristics of English and Mandarin Chinese.');
q('5#2#<span id="0" onclick=\"checksen(this.id,9)\">There are more than one million people in Germany whose sight is so poor that they are unable to read these words.</span><span id="1" onclick=\"checksen(this.id,9)\"> Visual handicaps range from inability to read normal print or recognise faces to total blindness.</span><span id="2" onclick=\"checksen(this.id,9)\"> Helen Keller became totally blind after an illness at the age of 19 months.</span><span id="3" onclick=\"checksen(this.id,9)\"> Some of these problems are easy to remedy, for example, by the use of glasses or simple operations.</span><span id="4" onclick=\"checksen(this.id,9)\"> But other handicaps cannot be cured and the sufferers are condemned to a life permanent darkness.</span>#Problems with sight.');
q('4#1#<span id="0" onclick=\"checksen(this.id,10)\">When you have a wash at the end of the day, you clean away dirt and bacteria.</span><span id="1" onclick=\"checksen(this.id,10)\"> Some people in the world have difficulties washing every day because they do not have access to running water.</span><span id="2" onclick=\"checksen(this.id,10)\"> Bacteria are living things that are neither animals nor plants.</span><span id="3" onclick=\"checksen(this.id,10)\"> They are so small that it would take more than 50 of the largest bacterial cells to cover the full stop at the end of this sentence.</span>#Bacteria.');
q('4#3#<span id="0" onclick=\"checksen(this.id,11)\">Plagiarism is using other people\'s words or ideas in your own work - without making it clear to the reader/teacher that the words or ideas have been copied.</span><span id="1" onclick=\"checksen(this.id,11)\"> If you find some information in a book or on the internet and use it your own writing, you must state the source.</span><span id="2" onclick=\"checksen(this.id,11)\"> If you do not, then you have plagiarized.</span><span id="3" onclick=\"checksen(this.id,11)\"> Sometimes the information you find on the internet is incorrect.</span>#Plagiarism.');