This is the famed citation index, that is to say the
number of times a paper hasbeen quoted elsewhere in the scientific literature,
the assumption being that an important paper will be cited more often than one
of small account.请问在句子中, that is to say 做什么成分呢?
Arnold Schwarzenegger grew up in Austria. His father was a policeman and his mother a housewife. Home didn't have a flush toilet or refrigerator until Arnie was 14. He arrived in the U. S. a penniless 21-year-old. His wife, Maria Shiver, is an anchor woman on U. S. TV news and niece of assa...
She stood there motionless, her eyes filled with tears—whether of shame, frustration, or grief it was difficult to tell. 请问老师句中的of是什么成分，什么意思？此句中的 of 是否是省略后的结构？
...to say how
difficult, necessary, pleasant, etc. sth is that sb might do orhas done)《柯林斯》是(You use for when you
make a statement about something in order to say how it affects or relates to
someone, or what their attitude to it is)《新牛津》则根本都没有“对…来说”这个...
Good news was sometimes released prematurely, with the British recapture of the port announced(就是这里) half a day before the defenders actually surrendered.按道理说应该是用having been announced形式啊？
...象做出了如下的判断。【句1】In 1994, the United States, having been burned in Somalia, was desperate to stay out of Rwanda.该作者认为to stay out of Rwanda修饰was。【句2】I am eager to begin the project.该作者认为to begin the project修饰eager。【句3】I am glad to kno...
对过去情况作肯定推测一般是用must have been，但下面的句子中，是用will have been对过去情况作肯定推测：That will have been Roland. He said he’d be back at 7. 准是罗兰。他说他7点钟回来。请问它与用must have been对过去情况作肯定推测有何...
Another popular sport, cricket, is originally from the UK, and hasbeen exported to and followed in countries influenced by it, such as Australia, India, Pakistan,Kenya ana pouth Africa.请问，influenced by it 中的it指的是谁，以及这样用是否符合语法？
It was therefore rather difficult for them to find time to do all their other duties....at still others,they do not have either to stop or to go slow,....老师，副词可以这样放吗，这是小说排版问题，还是副词位置的灵活性？
It was porters and large or small horse caravans that brought back and forth goods inclu-ding tea , horses , fur and traditional Tibetan medicine along the Road.这里porters and caravans明显是复数，是因为看成整体所以用it来强调吗？