Herdsmen and hunters have also long observed that grazing animals often tend to align themselves facing either north or south, which the researchers suspected was in readiness to escape in either of those directions should a threat emerge.请问:如何分析与理解粗体部分的从句呢?
题目:He _____ at the meeting this morning. He
was in hospital at the time.A. couldn't have
spokenB. mustn't have spokenC. shouldn't have spokenD. needn't have spoken我选择了mustn't have spoken,而正确答案是A。并且给出的解析是:1.没有mustn't have done 这个结构。2....
...rbon dioxide emissions per unit of GDP will fall by 40-45 percent compared with those of 2005, the share of non-fossil fuels in primary energy consumption will rise to around 15 percent, the forest coverage will increase by 40 million hectares from 2005 level, and the forest stock volume will be 1.3...
his condition is "100 percent" ahead of the world championships after months out of competition with an ankle injury.这里的out of competition with an ankle injury是months的后置定语吗?
A second study,comparing 1,167 people with melanomas to 1,101 who didn't have the cancer ,found that using sunscreen routinely,did give some protection.这里的compareing...to....不是应该翻译成 比喻成什么什么?这里的to会不会不恰当,是不是...
...have knowledge in the area of cash flow and debt
management ,and can offer you cash flow plan.软件里翻译是只有经受过额外教育的顾问才有现金流和债务管理方面的知识,和向你提供现金流计划。我在字典里查短语seek out意思只有寻找找到的意思,可...