单项选择题

The main idea of the passage is that ______.

A．progress doesn't always bring about an improvement
B．modern medicine has made our lives better in some ways
C．the growth in population is partly the result of medical progress
D．progress is too difficult to understand

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问答题

1. 你在英语学习中有哪些困难2．你是如何克服这些困难的3．这些方法给你带来的收获。

单项选择题

What did the manager mean by saying, Hockey and the International Hockey Federation are finished

A．His team would no longer take part in international games.
B．Hockey and the Federation are both ruined by the unfair decision.
C．There should be no more hockey matches organized by the Federation.
D．The Federation should be dissolved.