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While Tom and I ____, someone ____ at the door.

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The loss of biodiversity has a serious ____ on the survival of wildlife and humans

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After a busy day of work and play, the body needs to rest. Sleep is necessary for good health. During this time, the body recovers from the (26) ______ of the previous day. The rest that you get while sleeping enables your body to prepare itself for the next day. There are four levels of sleep, each being a little (27) ______ than the one before. As you sleep, your muscles relax little by little. Your heart beats more slowly, and your brain slows down. After you (28) _____ the fourth level, your body shifts back and forth from one level of sleep to the other. Although your mind slows down, you will dream from time to time. Scientists who study sleep state that when dreaming (29) ______ , your eyeballs begin to move more quickly. This stage of sleep is called REM, which stands for Rapid Eye Movement. If you have trouble falling asleep, some people recommend breathing very slowly and deeply. Other people believe that drinking warm milk will make you (30) ______. There is also an old suggestion that counting sheep will put you to sleep

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If it _____________ convenient, let‟s go out for a drink tonight

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I went to the airport ____ to meet her, but she didn't arrive

Complete the sentences with the present simple or present continuous form.

We (visit) ................... our grandparents now.

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Urbanisation programmes are being carried out in many parts of the world, especially in densely (26) _____ regions with limited land and resources. It is the natural outcome of economic development and industrialisation. It has brought a lot of benefits to our society. However, it also (27) _____ 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 (28) _____ 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 (29) _____ is their first priority rather than anything else. Only when the quality of their existence is improved, can they seek (30) _____ other high values in their life

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The General Certificate of Secondary Education or the GCSE examinations for (30) _____ are the standard school-leaver qualifications taken by virtually all UK students in the May and June following their 16th birthday. If you come to a UK independent school before (31) _____ the age of 16, you will study towards GCSE examinations in up to 12 subjects. Some subjects are compulsory, including English arid mathematics, and you can select (32) _____, such as music, drama, geography and history from a series of options. GCSEs provide a good all-round education that you can build on at college and eventually at university. AS- and A-levels are taken after GCSEs. They are the UK qualifications most(33) _____ accepted for entry to university and are available in subjects from the humanities, arts, sciences and social sciences as well as in vocational subjects such (34) _____ engineering, and leisure and tourism. You can study up to four subjects at the same time for two years

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The flowers gave ........... a fragrant perfume

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He has ______________ a mind to do his homework.

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Anna and Hannah ________ tennis on Sundays.

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Since the family law was implemented, domestic violence has been a rare ____ in this area

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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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Built at the beginning of the century, the Library of Congress houses one of the largest ............. collections of books in the world

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The General Certificate of Secondary Education or the GCSE examinations for (30) _____ are the standard school-leaver qualifications taken by virtually all UK students in the May and June following their 16th birthday. If you come to a UK independent school before reaching  the age of 16, you will study towards GCSE examinations in up to 12 subjects. Some subjects are compulsory, including English arid mathematics, and you can select (32) _____, such as music, drama, geography and history from a series of options. GCSEs provide a good all-round education that you can build on at college and eventually at university. AS- and A-levels are taken after GCSEs. They are the UK qualifications most(33) _____ accepted for entry to university and are available in subjects from the humanities, arts, sciences and social sciences as well as in vocational subjects such (34) _____ engineering, and leisure and tourism. You can study up to four subjects at the same time for two years

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A: _________ girls are there in your class? --- B: Four.

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"To put off" means "to _______"

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Her excuse for not doing her homework was _______, so the teacher didn’t punish her

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What is your ___________subject at school?

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From their position in the family, and with more life experience than younger family members, grandparents are uniquely poised to see that differences between generations can be positive for all those concerned

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Major spending is required to ......... substantial improvements in housing