句子：A student should be given the right to decide whether or not to learn a foreign language.问题1：whether or not 的词性、用法（前后形式）是什么？问题2：whether or not 在此处，是否有更好的表达方式（换到其他位置），同时保持意思不变？感谢...
If you ever get the impression that your dog can “tell”
whether you look content or annoyed, you may be onto something. Dogs may indeed
be able to distinguish between happy and angry human faces, according to a new
study.Researchers trained a group of 11 dogs to
distinguish between images (图...
One of the things I always believe is that no matter how bad something is, you can take something positive out of it．The one time I wasn't sure of that was on September 11．I usually wake up at 6∶30 or 7∶00 in the morning．That day, I happened to wake up earlier．I turned on the TV and I sa...
Alice was beginning to get very tired of sitting by her sister on the bank, and of having nothing to do: once or twice she had peeped into the book her sister was reading.能把这句子的语法成分说说吗？
They have an air of freedom, and they have not a dreary commitment to mean ambitions or love of comfort.（新概念四Lesson5）请问老师，这里不用don't have而是用not a，是not a=no吗，然后后面的or表示否定成分的并列？
Are you looking for a temporary or a permanent job? 你是想找一份临时的工作还是想找一份固定的工作？这是一个选择疑问句，请问这个句子可以省略or后面的冠词吗？即说：Are you looking for a temporary or permanent job?
Drama in fiction occurs in any clash of will, desires, or powers--whether it be a conflict of character against character, or character against society.为何能判断从句中是虚拟语气？
请否定词+or / and / either有何区别。如：I couldn’t run fast or play basketball well.We didn’t have a library, and there weren’t any computer rooms at all.There was no gym either!
... harvesting
crops such as corn and wheat, but the monitoring of cattle has gone through
fewer changes.For Texas
cattleman Pete Bonds, it’s increasingly difficult to find workers interested in
watching cattle. But Bonds doesn’t believe a robot is right for the job. Years
of experience in the indu...
It is difficult to resist the impression that bribery and other questionable payments are on the increase. Indeed, they seem to have become a fact of commercial life. To take just one example, the Chrysler Corporation, third largest of the U. S. motor manufacturers, disclosed that it made questionab...
...f interesting at a dinner party.___36___, if you’re out of your comfort zone or if
you’re wandering into somebody’s house for the first time. So the main thing is
just to show up and be adventurous, trying different foods and talking to
strangers.People love to talk about themselves. If you ca...