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In general, by the second year of production, the price of a few technologies ________ significantly

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Jacob rebelled against his parents' plans for him and left school at the age of 16

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The discovery was a major ________ for research workers

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if I had remembered ____ the window, the thief would not have got in

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ASEAN always attempts to ____ adequate support to victims of natural disasters in the area

Choose below answer A, B, C or D to complete the sentence. Jenny can deal with difficult exercises. He’s a __________ boy.

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He was busy yesterday, otherwise he______to the meeting

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The teacher as well as his students _____ at the school meeting yet

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He developed a new system to help speed __________ the work

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My wife and I are starting ____ we should stay at home

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Two students are talking about their friend Tim:
A: “Tim has a very easy job. He's paid a lot of money to do little.” – B: “____”

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Trekkers should be prepared to _______ it as there are few facilities in remote areas

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You should use this cream _______ the sun from damaging your skin.

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He got some money by selling one of _________old pictures which his father left

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How can a person offend people just because they cross their legs? In Thailand, it is rude for a person to show other people the bottom of their feet. This is considered unclean, and Thais can (33) _____ serious offense at it. Another thing people do in the West is to touch people on the head especially children. It is very normal to see an old woman walking up to a young boy and (34) _____ his hair tenderly while saying what a handsome young man he is. In Thailand, touching a person’s head is strictly taboo because that is the (35) _____ part of the body, and it is where the (36) _____ is thought to reside in a person. Although very close family members might touch a child on the head, even this is considered rude after a child grows up. In the Middle East and some parts of Asia, the left hand is used to wash oneself after using a toilet. (37) _____, the left hand can never offered to another person or used to eat with. Food must always be passed with the right hand, and it is considered polite to always use the right hand for social interactions

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According to the study done by Case et al. (2002), when a 0-3 year old child has a mother who practices a healthy lifestyle, this child will be 27% more likely ____ healthy and adopt the same lifestyle

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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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He bought some cheap shoes that ....... after a couple of months

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To solve the problems of pollution, it is important to identify the ____ of it

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When you develop a throat infection or catch a ______________ the glands in the neck swell up

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Carl thinks you had better clear the ashes away first, ____?