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Vaccinating 80% of the population could _______ the progression of the contagious disease

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How many times ____ New York?

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The establishment of the ASEAN Economic Community (AEC) in 2015 is a major milestone in the regional economic integration agenda in ASEAN, offering opportunities in the form of a huge market of US$2.6 trillion and over 622 million people

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You _______ me when I struggled. All you ever did was to stand and watch

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Only by speaking more _______ improve your fluency in English

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You really need to clean ___________ your room. It's like a pigsty in there!

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The doctor has told him to slow ___________ or he'll have a heart attack

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After all the guests had left, she returned to her room, turned on the light and _______ on the bed

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Mary had a _______ of pride on her face, when she won the award for her project and beat all her classmates

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This program _____________ heavy demands on the computer’s memory

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Justin Bieber is a______. Everyone adores his voice

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Viet Nam ______________ Tet according to the lunar calendar.

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They set _____________ to discover a cure for cancer

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You can't make him _______ if he doesn't want to

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The director gave her a(n) _______ scarf

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Mary couldn't get ___________ the people standing in the hallway

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While the theory is indeed very important, part of it is expendable and should be done away with to make the lesson easier to understand

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Do you know that the ____ letter can also work as a formal document?

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......... kids! Simmer down and get on with your work!

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 I always ______________ my parents a long and happy life.

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Most people think of computers as very modern inventions, products of our new technological age. But actually the idea for a computer had been worked out over two centuries ago by a man (39) _____ Charles Babbage. Babbage was bom in 1791 and grew up to be a brilliant mathematician. He drew up plans for several calculating machines which he called "engines". But despite the fact that he (40)_____building some of these, he never finished any of them. Over the years, people have argued (41)_____his machines would ever work. Recently, however, the Science Museum in London has finished building(42)_____engine based on one of Babbage's designs. (43)_____has taken six years to complete and more than four thousand parts have been specially made. Whether it works or not, the machine will be on show at a special exhibition in the Science Museum to remind people of Babbage's work