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Even though Mrs. Russo one of the top technicians of Define Co , retired last month, the management still has not found anyone ------- her

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I finally ________________ a break when a big Hollywood producer asked me to audition for a part in a movie

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During the presentation, each _____ can ask three questions to the guest speaker.

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Visitors can ____ various types of “ao dai” costumes for free at the Ha Noi Global Cultural Center

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They are tired now because they _______ in the field since early morning

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They often go swimming _____Sunday.

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I will______ the idea with the other teachers and see what they think about it

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You have just bought a new cassette, ____?

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The tour of the cave and grotto system is the main ____ for tourists in Phong Nha - Ke Bang National Park

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Polar bears are in danger of dying out. (25) _____ some other endangered animals, it's not hunters that are the problem, it's climate change. Since 1979, the ice cap at the Arctic Circle where the polar bears live has reduced in size by about 30 per cent. The temperature in the Arctic has slowly been rising and this is (26) _____ the sea ice to melt, endangering the polar bears' home. The polar bears' main sources of food are the different types of seals found in the Arctic. They catch them by waiting next to the air holes seals have made in the ice. (27) _____ the bears are very strong swimmers, they could never catch seals in water. This means that the bears really do rely on the ice to hunt. Polar bears also need sea ice to travel. They can cover a huge territory and often swim from one part of the ice to another. They have been (28) _____ to swim up to 100 km, but when there is less ice, they may have to swim further and this can (29) _____ fatal to the bears. A number of bears have drown in the last few years and scientists believe that it is because they were not able to reach more ice before they became too tired and couldn't swim any further

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The sun ____ since this morning.

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Computerization has enabled us to do ....... with a lot of paperwork

Choose the letter A, B, C or D to complete the sentences with given words

when/hot, my father/ I/ occasionally/ fishing.

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Advances in mobile technology and social networking websites mean we spend more time online than ever before. If Facebook were a country, it would be the third largest in the world by population (The Economist, 2010). It is (25) _____ not surprising that so many psychologists, sociologists, and others are eager to give their thoughts on how this is impacting negatively on our society. The biggest criticism levelled at social networking is that young people are losing their offline friends to online friends (26) _____ are unable to provide the same deep connection and emotional support. However, a lot of research shows these criticisms are generally (27) _____. Allen et al. (2010) discovered that it is socially adjusted adolescents who are more likely to have a networking profile than those who are not. One study by the Pew Internet and American Life Project (2009) found that people are not (28) _____ offline friends with online companions but are using them to support their offline relationships. The study also found that social networks allow us to have discussions with a much more diverse set of people than in the real world, so we share knowledge with people from a wide (29) _____ of backgrounds

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Nam was so tired that he __________ asleep in the class

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If there were no subjunctive mood, English______much easier

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They called the police as soon as they heard someone break ___________ their house

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My father refused to eat meat that had been fired. He had _______ in his bonnet about it causing cancer

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A woman from a travel agency helped us ____ a nice house

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That day, I _______________ an experiment: how to use simple materials to produce a hot-air balloon

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They called the police as soon as they heard someone break ___________ their house