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Johnny sometimes visits his grandparents in the countryside

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If one of the participants in a conversation wonders ______, no real communication has taken place.

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Major spending is required to ......... substantial improvements in housing

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It’s a 24-hour relay. They’ll only have been ________ for half the time by 6pm.

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Human beings can clash very easily, ____ is why it's hard for some people to maintain many friendships.

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My mother would rather that my sister ….. how to play the piano

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He is quite sure that it's ____ impossible for him to lose five kilos within two days

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Drop ____________ whenever you’re in the neighborhood

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------- he discovered the cause of the engine problem, the airline mechanic worked through the night to correct it.

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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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It is politely requested by the hotel management that radios ____ after 11 o'clock at night

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Our principal responsibility is to ..... the level of unemployment

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Laboratory tests carried _______ by three independent teams of experts have given similar results

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We are so thankful for all the support we received

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No one has been able to satisfactorily explain how or ………… The Moon sporadically sparks.

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Conservation is a challenging job but we cannot ____

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Dennis is very ________ about things; he never lets anything stress him out

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I tried to ______________ believe she was happy, but knew deep down it wasn't true.

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Although he had prepared carefully for the IELTS speaking test, he got cold feet when asked an array of questions with abstract concepts

Choose answer A, B, C or D to complete the senten. 

Hoa: Good morning, An.

An: Good (11) ...., Hoa.

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_______, he can never follow me