4 Match the beginning of each sentence with the most appropriate ending.
1 The study revealed a regular
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a) scope of your research.
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2 The research focuses on one particular
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b) awareness of the problem.
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3 The writer makes a powerful
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c) issues facing the world today.
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4 The writers take an original
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d) into the environmental effects of nanoparticles.
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5 Until recently there was little
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e) approach to their theme.
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6 I think you should broaden the
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f) aspect of modern society.
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7 To date, there has been little research
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g) pattern of changes in temperature.
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8 There are many important
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h) case for restructuring parliament.
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