句子翻译

1．他非常聪明，一定能解决这个问题。(too...to)

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2．公众对政府的安全措施一点也不满意。(far...from)

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3．科学家们在信息技术领域取得了重大突破。

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4．随着社会的快速发展，我们有必要精通英语和电脑。

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5．Churchill was good at encouraging his people，especially was famous for his speeches

which many believe made people even more determined to defeat the enemy.

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重大事故是指死亡（）人以上。

A、2

B、3

C、4

D、5