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The Director of Sales can't attend the meeting because of a ------- in his already busy schedule

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In the early twentieth century, an American woman named Emily Post wrote a book on etiquette. This book explained the proper behavior Americans should follow in many different social (28) _____, from birthday parties to funerals. But in modern society, it is not simply to know the proper rules for behavior in your own country. It is necessary for people (29) _____ work or travel abroad to understand the rules of etiquette in other cultures as well. Cultural (30) _____ can be found in such simple processes as giving or receiving a gift. In Western cultures, a gift can be given to the receiver with relatively little ceremony. When a gift is offered, the receiver usually takes the gift and expresses his or her thanks. (31) _____, in some Asian countries, the act of gift–giving may appear confusing to Westerners. In Chinese culture, both the giver and receiver understand that the receiver will typically refuse to take the gift several times before he or she finally accepts it. In addition, to (32) _____ respect for the receiver, it is common in several Asian cultures to use both hands when offering a gift to another person

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Internal communications are expected to improve once the new telephone system -------

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The idea of glasses being a fashion item has been slow to ........

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On the way back, we dropped ...... on my parents

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Many groups worldwide are trying to develop vaccines that protect against a wide range of coronaviruses and prevent (26) _______ pandemic. These efforts have now been boosted by the discovery that some healthcare workers had pre-existing immunity to the SARS-CoV-2 virus during the first wave of the pandemic. During the first half of 2020, around 700 healthcare workers in the UK were tested weekly as part of a crowdfunded study called Covid Sortium. Most of these people, who wore protective equipment, never tested positive for covid-19 in PCR tests or developed covid-19 antibodies – proteins that (27) _______ to the outside of viruses, preventing cells from being infected. (28)_______ , when Leo Swadling and Mala Maini at University College London and their colleagues looked more closely, they found some of those (29) _______ tested negative had a protein in their blood that is linked to covid-19 infection, as well as T cell responses to the SARS-CoV-2 virus. T cells are (30) _______ of the immune system

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If I had enough money, I ___________ abroad to improve my English

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He told you that you were an idiot? Well, I don't think that was ...... 

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Half the town washed ______________ during the floods

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Make sure that the needles are sterile

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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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Mark had been ...... by his lecturer so often that he had lost all confidence

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Tony and Bob are talking in their classroom.
- Tony: “We are buying Lily a graduation present.”
- Bob: “ _______ ”

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Sam accepted the job _______ the low salary

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He was a very _______ person, always laughing and telling jokes

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Generic medications are just as ............., and much less expensive.

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

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Our customer service team found your comments ------- and would like you to fill out a more detailed evaluation form

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Do we have enough water to get us ............ the period of quarantine?

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While the Cambridge boat ____ under a bridge, it ____ another boat

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. ................... in Shanghai than in any other city in China.