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There is no decision ____ when the work might start

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Life has become much easier for people ____ near the world heritage sites because there are more and better paid jobs there

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When I joined the army, I found it difficult to _______ out orders from my superiors, but I soon got used to it

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I'm so sorry that you had to go _____________ such a traumatic experience

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He likes to _______________ breakfast in bed on a Saturday morning

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Fresh evidence has recently _____________ to light that suggests that he didn't in fact commit the murder

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Two students are talking with each other: 
      Student A: "Do you believe that you parents should be you friends?" - Student B: “____”

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An indecisive commander is unlikely to win the confidence of his men

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Linda, turn on the television,______?

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

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_______ we climb, the steeper the mountain became

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His school had suggested he ......... the Young Musician of the Year competition

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The organization had broken no rules, but ____ had it acted responsibly

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If she didn't come I'd _____________ arrangements for her to have set amounts of cash from time to time

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You'll have to work harder to ...... with the top students in your class

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Children who talk ____________ are regarded as disrespectful

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Alice asked that all of us ….. her when she travels in Viet Nam

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If the kids aren't hungry, it's probably because your mother filled them __________ with junk food

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The game demo lets you _____________ a test drive.

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A recent agreement to share market data and statistics will be mutually ------- for the two publishers

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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