...; ability through gestures, and that those differences were closely linked with how frequently their parents used gestures to communicate.请问老师，如何理解 and that ？是 作found that的并列？还是 代指前面的wide range？
...of Mt.St. Helens in Washington, added to man's pollution of the
atmosphere with oil, gas, coal, and other polluting substances, may bring us
increasingly colder weather.请问老师这个added为什么用的是过去分词？
句子如下：When it comes to college graduation, a host of people consider seeking a job as the best choice, while from my perspective, I regard studying for the graduate degree as sensible, with the employment pressure is constantly growing overall.
原句是University men with literary ambitions were quick to turn to these theaters as offering a means of livelihood. as offering a means of livelihood在句中不太像补足语，若是补足语，应该没有offering也对；也不太像是状语。
比如：He died in a struggle with prison officers less than two months after coming to Britain.可否加in？Instagram reached the 1 million users mark in just three month after its October 2010 launch.可否去掉in？The trial began almost two months after the assassination. 可否加in？But mo...
...no powerful will bending hers in that blind hers in that blind persistence with which men and women believe they have a right to impose a private will upon a fellow-creature.】 请问老师这句话后半部分怎么理解呢，句子成分划分的很乱。
There are no titles of nobility as in Europe, but astounding affluence is passed on in privileged families, and this makes all the difference.请问这句话该怎么翻译？
我们说hardly...when通常主从句用过去完成时和一般过去时，请看下面题目____ the hibernating animals ____ any movement ____ they hibernate.A. hardly had; made; whenB. Hardly do; make; when答案是B，还有这种特殊用吗？