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Lesson 6 ielts groups
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what does 'meanwhile' mean?
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what does 'originally' mean?
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what does 'over twenty' mean?
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what does 'to carry out' mean?
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what does 'steam engine' mean?
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what does 'to figure out' mean?
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what does 'instant' mean?
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what does 'to set up' mean?
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what does 'to pop up' mean?
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what does 'to build up' mean?
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what does 'go on' mean?
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what does 'precious metal' mean?
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what does 'sea level' mean?
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