Crutzen has suggested that the Antropocene began in the late 18th century, when, ice cores show, carbon dioxide levels began what has since proved to be an interrupted rise.
此处的ice cores show为什么要作插入语,另外有begin后可以接宾语分句吗?
I haul them down the stairs, two bags at a time. 在这句中,two bags at a time并不是独立主格吧?那应该是什么语法结构呢?two bags和at a time之间没有主谓或主表关系,那two bags at a time算是什么语法结构做状语呢?
...这个主意。4.要是,如果有的话,任何时候(用于if 条件从句,加重主句的意思)。例如:If ever you pass my home, please drop in. 如果你哪天路过我家时,请一定进来坐坐。5.到底;究竟(用于特殊疑问句)。例如:When ever did you lea...
Is this what stock analysts mean when they say that the market is giving mixed Signals? It's understandable that people want to invest in Signal's record growth, but this isn't us. We're an independent 501c3 and our only investment is in your privacy.在第一个句中what, when, that是什...
The label says to take one dose three times a day. 标签上写着每次一剂,每日三次。这个句子中的不定式 to take one dose three tiems a day 用得有点奇怪!它直接跟在动词 say 的后面,它是宾语吗?动词 say 可以直接跟不定式作宾语?请专家老师...
...应该是at, 而不是as ?tears
streaming down her face - 可否理解成定语修饰the girl ? 3) while she
was left behind - while 究竟是“当...时候”,还是“对比两件事物:然而” ,这个while究竟应该怎么正确理解用法含义?以上3个问题,麻烦老师...