题目

 ---Please ______ us in the discussion.  --- I’d like to, but I’m _____busy at present.      A. attend; too  B. join; far too   C. take part in; much too    D. join in, far too much 答案:BThe foreigner found it hard to make himself ___________.[    ]A. understand   B. understands   C. understood   D. understanding
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