...18个月左右,当然这并不是指鼠标或磁盘驱动器的磨损。The average life span
of personal computer has shrunk to around 18 months——and this has
nothing to do with worn-out mice and damaged disk drives.首先这是由并列连词and连接的两个简单句。subject:the av...
1. The plane may be several hours late(,) in which case there’s no point in our waiting.这种有没有可能出现在限制性定语从句中,没有逗号出现;which作为关系代词引导限制性定语从句,先行项为整个主句内容能吗?2. Do you still remember the d...
.....不是...而是...为例,他是否可以连接两个从句中? 如:The main problem is not how to create an account but how to complete the real info registration. My purpose is not to make money but to learn experience.(连接不定式是否正确)另外当But表示除....以外 我查...
It can be inferred from the passage that a historian who wished to
compare crime rates per thousand in a European city in one decade of the
fifteenth century with crime rates in another decade of that century would
probably be most aided by better information about which of the following? 从文章...
...。如:At what age did she retire? 她多少岁退休的?In what way are these two stories the same? 这两部小说在哪方面相同?At what frequency does the sound occur? 这声音多久响一次?In what year was the car made? 这辆车是哪一年生产的?但如果 what 引导的是感...
...s goes, we've already heard some very strong, very emotional language from the camp of the man who appears to be on the losing side of all this, Dr. Abdullah Abdullah. What have you been saying to him in order to try and calm those feelings?女:关于这件事的进展,我们已经听到了一...