...we breathe. Thus, the agricultural industry is only successful in climates where growing conditions are relatively at optimum levels. On the other hand, rental car companies often hope for severe weather locally because of the increase in demand of rental cars that often follow. Nonetheless, the ren...
There is a column called“Foreign Culture”，（aimed）at introducing
American customs.括号里可以填being aimed吗？可以的话两者有什么区别？只有表示“正在被….”意思的时候才能用be being done这个短语吗？像be加过去分词加介词这种结构的非谓...
I’m reassured by the many peoplewho, out of concern for those who are old, frail or immunocompromised, have chosen to protect people like me, often at a huge cost to themselves.请问大家这里 often 引导的这部分作定语修饰前边的 many people 么？ 可是 为什么会有...
...the same threats to competition that(as) were feared nearly a century ago in the U.S.请问老师，1、例1中的句子the same+(force)+that，这里是省略了force吗？2、可以改为句中括号内的词吗，含义会发生错误吗？
...etectives were keeping guard at the door, two others
opened the parcel. To their surprise, the precious parcel was full of stones
and sand!2、以新*方老师的说法，我的理解是：句子只需有“一般过去时”、”过去进行时”、“过去完成时”、“过去完成进行时...
...ect except to make him angry. 除惹他生气外，没产生任何效果。There’s
little we can do except wait. 除了等待我们没有什么办法。I
could do nothing except agree. 我除了同意，没有别的办法。五、help与to的省略当动词help后跟一个不定式用作宾语或...
Whaley recalls howat the beginning of the year, when called upon to read, Chris would excuse himself to go to the bathroom.1) how在句子中的成分/作用是什么？2）called upon to read中，upon为介词，to read为不定式，属于介词后跟不定式吗？
...it is unclear how groups should be classified that are hunter-gatherers in their procurement strategies but that make use of pastoralism and cultivation in their consumption patterns---subsisting.请问老师 that are hunter-gatherers如何理解？ 我的理解是 it是形式主语， how...