Part 2. Complete each of the following sentences in such a way that it means exactly the same as the sentence printed before it. ( 5pts )
81. Even if we don’t like the idea, we’ll have to go with him. (whether)
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82. Which of the two books would you prefer? (rather)
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83. Robert is very self-confident. (confidence)
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84. The ship was hardly visible through the thick fog.(make)
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85. You can avoid tooth decay by brushing your teeth regularly.(prevented)
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