Minor cuts and grazes can usually be left uncovered to heal by themselves.Yellen is not one to buy into the finance industry’s argument that it should left alone to regulate itself.请问老师，这两句中to后到内容作什么成分？
...ds from Auburn, N. Y.—Dorothy
Woodruff and Rosamond Underwood—traveled to a settlement in the Rocky Mountains
to teach in a one-room schoolhouse. The
girls had gone to Smith College. They wore expensive clothes. So for them
to move to Elkhead, Colo. to instruct the children whose shoes were held...
The study showed a deep fear among the elderly of being abandoned to
the care of strangers.
请问这个句子里面，to the care of strangers是做介宾being abandoned的补语,还是做过去分词abandoned的状语？
1.Researchers did
a survey of more than 1,000 parents with kids ages 2 to 8.2.Researchers did
a survey of more than 1,000 parents with kids aged 2 to 8.第一句话出自一道阅读理解题，学生不理解ages的用法和整个句子的结构；第二句话的aged应该是形容词“...岁”...
The respectability of the party was portentous. The women were too nice to be well dressed, and too sure of their position to be amusing. The men were solid. There was about all of them an air of well-satisfied prosperity.这里出现的too nice to...too sure of...to...是太...不能... 还是 太....
both...and...的否定式、not
either ...or ...、no …and no…的否定式的区别如：You can’t speak both German and
English.Both my father and my mother aren’t doctors. She isn ’t either a student or a teacher.
各位老师好，我注意到在look forward to后有时直接加when，而没有表时间的名词比如“the time, the
day, the moment 等”，比如：I'm looking forward to when I go to the university. 我想请教各位老师：1）该句子look forward to后加上表时间的名词，比如...
...问Someone traveling alone,if hungry,injured,or ill,often had nowhere to turn except to the nearest cabin or settlement.解析说turn to是求助于的意思，那为什么不写成have nowhere to turn to呢？nowhere是副词，它可以做have 和turn to 的宾语吗，朗文字典有一个...
With the young
unable to afford to leave home and the old at risk of isolation, more families
are choosing to live together.这个句子有点奇怪，怎么会用形容词(young)修饰形容词(unable)呢？
A: Is my wish to become a scientist possible( )?B: Yes,your wish is sure ( ).A. to realize, to realize B. to be realized, to be realized.C. to realize, to be realized D. to be realized, to realize请老师讲一下这个问题。