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By the time he finishes his speech, I _______ for over one hour

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Take these chairs _____________ – we don’t need them

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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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It is only recently that ballets have been based on themes ............. American life.

We use a __________ to put the clothes in.

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My job now is not ____ to what I was majored in at university

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

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Please turn the water ____________ when you're done brushing your teeth

 “Good morning, Lan.” “…………….”

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I don’t want to cut the children ....... of our plans

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Although the chemist’s initial experiment failed, she stumbled upon a strong new material in the process

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............... gene-bearing bodies within the nuclei of living organisms

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Life is sometimes very harsh for ____ families in big cities.

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She’s alive! She……….but that handsome young man dived and saved her just in time.

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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 drug is still being tested and will not go __________ commercial production for at least two years

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A person who reads the news on television or radio is a ________

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

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If he is careful, he ............ get good marks

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Money spent on new facilities isn't just buried in a hole somewhere, it's spent on construction and put ____________ into the economy