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____ is a person who works at home and takes care of the house and family

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Workers should ------- their immediate supervisors if they anticipate arriving late at work

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According to the fire chief, it still isn’t clear where the fire ________ but he believes that it ________ in the storeroom

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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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An earthquake is the result of a sudden release of energy in the Earth's crust that creates seismic waves. At the Earth's surface, earthquakes are recognized (25) _____ vibration, shaking and sometimes displacement of the ground. The vibrations may vary in (26) _____. They are caused mostly by slippage within geological faults, but also by other events such as volcanic activity, landslides, mine blasts, and nuclear tests. The underground point of (27) _____ of the earthquake is called the focus. The point directly above the focus on the surface is called the epicenter. Earthquakes by themselves rarely kill people or wildlife. It is usually the secondary events (28) _____ they trigger, such as building collapse, fires, tsunamis (seismic sea waves) and volcanoes, that are actually the human disaster. Many of these could possibly be avoided by better construction, safety systems, early warning and (29) ____ planning

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Although he was on the whole very suspicious of the project, Mr Adams ____ to cooperate

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“ .......... complaining!” – she said angrily

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By 1820, there were over sixty steamboats on the Mississippi river, _____ were quite luxurious

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

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It's easy to ____ your parents for granted 

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Many animals in the wild are suspicious and fearful of human beings. Many animals would take escape instantly (20)_____a human approaches. Man, however, soon discovered that some animals can be tamed or domesticated. Unlike animals in the wild, these animals would (21)_____ man to come close to them. They would even allow their owners to stroke or pet them. In the early times man would domesticate animals by setting traps to catch their young. A young animal is (22) _____ easily domesticated than an adult one. From young,the animal learns to trust and obey its owner. Many different kinds of animals have been domesticated. Some common examples are animals like horses, elephants, chickens and pigs. The dog, which is also (23)_____ as "man's best friend", is one of the first animals to have been domesticated. In England, long ago, the pig was a wild animal. It was a ferocious and aggressive (24)_____which was not easily captured. Yet nowadays, the domesticated pig is no longer the lean and tough than creature it used to be

Choose below answer A, B, C, or D to complete the sentence. The part between the head and the body is the _________.

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The media nowadays is often accused of _______ on people’s privacy

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Friends will come and go in your life, but more important than ____ is your friends' acceptance of you for who you are

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____ twice, the postman refused to deliver our mails unless we chained our dog up

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Not only ______ well but he also plays musical instruments perfectly

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There were gasps when the jury ..... a verdict of not guilty

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I had a ________ that something bad was going to happen to Katy and I rushed straight round to her house, where I found her unconscious

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When I first saw Miriam, I ____ her to come in for tea and we talked for nearly two hours

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The emperor demanded that the thief______brought before him

Choose the best answer to complete the senten. There.................two rooms in my house.