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____ time to interact with people will give you a feeling you will never forget.

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Modern industrial methods have supplanted individual crafts, ................... stone carvers, coopers, and cobblers virtually extinct.

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When experiencing technical difficulties, it is ------- to consult with a trained expert.

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He greeted us warmly and asked ___________ our families

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Water is of vital importance to all living things. Without it, all living things will surely die. We also use a great (16)______ of water daily in our homes, in factories, and in power stations. Most of this water is fresh water and it comes to us from reservoirs, rivers and lakes. The Earth's surface is (17)_____ by large areas of water which we call oceans and seas. If you have tasted the water from the sea, you will know that, unlike fresh water, seawater tastes salty. This is due to the (18)_____ of sodium chloride which comes from the land. Rivers carry it to the sea. Although neither salt nor fresh water has any color, the sea often looks blue (19)______ the sunlight. The reason is that sunlight is made up of many colors. Some colors disappear quickly in the sea but blue light bounces back or is reflected, to the surface. This makes the sea look blue. (20)______ , a stormy sky will make the sea look grey

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I came __________ him in the library after work, and we got into a great conversation about Hemingway

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I need to turn _________ the lights to see properly

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Many researchers claim that yoga practice and physical activities can improve people's ____ of life

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They are tired now because they _______ in the field since early morning

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My mother ____ old clothes while my father ____ the food packages for the next voluntary trip

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Here, I noted __________ some ideas for you

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Linh can’t go out with us to see a movie now because she’s ____ meal

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I know we had an argument, but now I'd quite like to ____________ 

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Although she knows only a mere _______ of Spanish, she still manages to communicate her ideas well.

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He is always busy. He has______ time to relax

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He bought me dinner to make _____________ being so late the day before

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 What needs to be done to save the animals that are ____ to extinction?

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I'm terrible at keeping secrets. My face goes beet red and gives me _________ every time

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That he was using unscrupulous research methods only came out because his assistant _______ on him to the press

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In all social systems, there is a minority group which is looked ____ by others in that culture and kept ____ of mainstream society

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Urbanization programmes are being carried out in many parts of the world, especially in densely (33) _____ religion with limited land and resources. It is the natural outcome of economic development and industrialization. It has brought a lot of benefits to our society. However, it also (34) _____various problems for local authorities and town planners in the process of maintaining sustainable urbanization, especially in developing countries. When too many people cram into a small area, urban infrastructure can’t be effective. There will be a (35) _____ of livable housing, energy and water supply. This will create overcrowded urban districts with no proper facilities. Currently, fast urbanization is taking place predominantly in developing countries where sustainable urbanization has little relevance to people's lives. Their houses are just shabby slums with poor sanitation. Their children only manage to get basic education. Hence, the struggle for (36) _____ is their first priority rather than anything else. Only when the quality of their existence is improved, can they seek (37) _____ other high values in their life