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I have meetings all day, so please _____________ the lead on this project, Joan

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It is important that you ….. your teeth twice a day

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A: “____” - B: "That's a good idea." 

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"To put off" means "to _______"

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It seems entirely natural to us that there are teams of scientists in universities and (46) _____ institutions around the world, attempting to discover the way the world works. (47) _____, it hasn’t always been that way. Although the scientific method is now four or five hundred years old, the ancient Greeks, for example, believed that they could (48) _____ the cause of natural events just by the power of thought. During the 17th century, more and more people began to realize that they could test their scientific ideas by designing a relevant experiment and seeing what happened. A lot of (49) _____ was made in this way by individual scientists. These men and women often worked alone, carrying out research into many different areas of science, and they often received very little (50) _____ for their hard work. At the start of the 20th century, though, it became clear that science was becoming more complicated and more expensive. The individual scientists disappeared, to be replaced by highly qualified teams of experts. Modern science was born

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In the past, health care in some rural areas of this country ____ by only a small number of doctors and nurses

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You should be________ofyourselffor telling such lies

Choose below answer A, B, C, or D to complete the sentence. __________ you __________ an English class tomorrow?

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Once _______ for its efficacy, the latest vaccine will be readily available

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Van Gogh's "Sunflowers" .............. $39.9 million, three times the previous record.

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Unless something totally unexpected happens and oil ....... below $50 a barrel, fares will continue to rise

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I think _______ the battery before going to Vienna. Do you know Lucy had problems starting the car last night?

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Exercise can ________ a big difference to your state of health

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Many students with visual impairments in regular schools cannot participate in school activities, thereby being left ____

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As your doctor, I urge you to cut ___________ fatty foods if you don't want to have heart trouble

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A: "What shall we do tomorrow?"
B: "Well, if ____ a nice day, we can go to the beach."

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Schools ______ an important role in society

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Don’t disturb her, she _____ her homework. She _____ for 2 hours

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The fictitious androids written about in the mid-1900s are becoming a reality with advances in the field of robotics. Japan and Korea have been pioneers in this field. They regularly compete to be the first. The focus on most reseachers is in (31) _____ life-like, attractive female androids. A Japanese research group led by Hiroshi Ishiguro created ther world’s first female android, which is called Actroid in 2003. The early model was limited so upgrades were made and the dramatic entertainment model was released in 2006. Actroids are covered with a silicone skin and have built-in sensors making them (32) _____ of reacting to humans, and they can also mimic many human behaviors. (33) _____, they can be programmed to speak in any language. The Korean android, EveR-2, released in 2006, was designed by a team from Kitech. They claim that she is more life-like than Actroids, and she can mimic emtions. She can also speak and move her lips to match her (34) _____. Future models are expected to have higher mobility and even be proficient in dancing. Research teams have also created male androids. One in particular is the Germinoid HI-I. Regardless of the competition, it’s clear that this technology will one day present us (35) _____ the dilemma of determining human from machine

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She looks very exhausted because she _______ all night

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Too many spam emails are .......... our inboxes