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In mathematics, a variable is a symbol ................. some element of a set.

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Total weight of all the ants in the world is much greater than .................

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The players__________ to be at the stadium at 3 o'clock

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Just like any institution, a family also needs rules. Rules are very important because they keep things in (26)_____. For a family, rules are as necessary as food and clothing. The rules are very important because they remain peace and order in the family. For example, children should respect and listen to their parents. If there are (27) _____ to be made, for examples, it is not only the parents who are going to decide especially if the children are already grown up. It would be better if everybody is involved in making the decision of important matter. Rules are needed to maintain a harmonious relationship (28) _____ family members. Parents are there the pillars of the family and guide children to be responsible and practice good values. Rules teach children to become more responsible and have discipline not only at home but especially outside of the home. When there are rules to follow, children will know (29) _____ they should do or should not do. Rules help to avoid conflict and misunderstanding that may lead to fights and aggression especially among children. Parents should set rules for the children to follow to avoid quarrels and fights. There are times when the children fight over simple matters and this happens if the parents do or not interfere but when parents set the rule and let the children follow, there will be (30) _____ conflicts

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He _______ from driving after picking up too many points on his licence

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It seems entirely natural to us that there are teams of scientists in universities and (46) _____ institutions around the world, attempting to discover the way the world works. (47) _____, it hasn’t always been that way. Although the scientific method is now four or five hundred years old, the ancient Greeks, for example, believed that they could (48) _____ the cause of natural events just by the power of thought. During the 17th century, more and more people began to realize that they could test their scientific ideas by designing a relevant experiment and seeing what happened. A lot of (49) _____ was made in this way by individual scientists. These men and women often worked alone, carrying out research into many different areas of science, and they often received very little (50) _____ for their hard work. At the start of the 20th century, though, it became clear that science was becoming more complicated and more expensive. The individual scientists disappeared, to be replaced by highly qualified teams of experts. Modern science was born

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The Brown are a new family here. They don't know where the largest market is ____

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I'm so sad to hear that Mara and John broke ____________—I thought those two would be together forever

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My parents often______after dinner

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The famous physicist Albert Einstein ____ for a $1 to $5 donation before scribbling his name on a piece of parchment, and ____every cent to various charities

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 I greatly regret ____ those boots when they were so cheap

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My legs are a bit wobbly and I nearly .......

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You'd better _________your coat before you go out into the cold

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Many animals in the wild are suspicious and fearful of human beings. Many animals would take escape instantly (20)_____a human approaches. Man, however, soon discovered that some animals can be tamed or domesticated. Unlike animals in the wild, these animals would (21)_____ man to come close to them. They would even allow their owners to stroke or pet them. In the early times man would domesticate animals by setting traps to catch their young. A young animal is (22) _____ easily domesticated than an adult one. From young,the animal learns to trust and obey its owner. Many different kinds of animals have been domesticated. Some common examples are animals like horses, elephants, chickens and pigs. The dog, which is also (23)_____ as "man's best friend", is one of the first animals to have been domesticated. In England, long ago, the pig was a wild animal. It was a ferocious and aggressive (24)_____which was not easily captured. Yet nowadays, the domesticated pig is no longer the lean and tough than creature it used to be

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Once you ____ about where you are at now and where you want to be, you can work on getting to know your skills, interests and values.

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You better leave now if you don't want rush hour traffic to hold you _________

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Laboratory tests carried _______ by three independent teams of experts have given similar results

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When he ____ ten years old. Louis Braille ____ the National Institute for the Blind in Paris

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Stephen was caught copying _______ his fellow student’s test paper and was expelled

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I telephoned the airport to make _________of the time of the plane.

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Taking a gap year will allow you to reach a level of emotional ________ that will stay with you for a lifetime