石油人论坛：2008中国石油职称英语培训笔记第48课 1. 虚拟 If all the continents and mountains were bulldozed flat, the earth would be covered by water more than 12,000 feet deep. 2．The most amazing fact about this inverted（倒转的） life pyramid is that only 2% of the nutritive matter ends up in swimming fish. 最令人惊奇的事是这个反向倒转的生命金字塔里仅仅2％的营养物质在游动的鱼嘴里终结。 3．不定式被动作定语 Serious scientists like Sir Alister Hardy of Oxford do not rule out the possibility that there are sea monsters to be discovered. 像牛津大学的Alister Hardy先生—样严谨的科学家们没有排除在那里海洋怪物被发现的可能性。 4．The questions themselves may be wrong, and many of the answers are under challenge. 这些问题本身可能就是错误的，同时，很多问题的答案在面对置疑 5．倒装 only放在句首，句子部分倒装 Only if these negative results are valid will he be able to formulate the question只有当这些否定的结论被确认时他才能开始阐述这个问题 本文来源：https://www.wddqw.com/doc/fe0d9062a5e9856a5612607d.html