就在上周四，法国自然科学院发布了一份由法国国内外120名科学家撰写的报告，报告中称，毫无疑问，是人类活动导致了全球变暖。

Earlier Thursday, France's Academy of Science published a report written by 120 scientists from France and abroad stating that global warming was unquestionably due to human activity.

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所以，如果你运用你的社交技能并且在电话中同客户谈话放松自如，毫无疑问，你将看到你生意的起色。

So, if you work on your social skills and get comfortable with talking to clients on the phone, you will see an increase in business, no doubt.

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苹果在开始销售的六个月内就卖了750万台iPad，而且毫无疑问，将在最近的节日销售狂潮中卖出更多。

Apple sold 7.5 million iPads in the first six months and no doubt millions more this holiday season.

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