My typerwriter is not the machine (that) it was.我想不明白的是：这里定语从句 the machine (that) it was. it 指 My typerwriter,即上句等于：My typerwriter is not the machine (that) my typerwriter was.问题就是：如何理解 My typerwriter WAS that 或 My typerwriter WAS the m...
a)Global
warming doesn't only mean that the weather is getting hot, but also means that
the weather is out of control. b)Global
warming not only means that the weather is getting hot, but also means that the
weather is out of control. 请教老师们：以上2句都是对的吗？a)=b)吗？就是...
...making his way towards me. 我看到一名男子向我走来。She watched the kids playing inthe yard. 她看着孩子们在院子里玩。我看一些动名词复合结构的用法挺实用的。像是做主语，把动名词复合结构看作一个宾语。还有别的网站介绍现在分词宾...
...而该持续时间是主语预先计划或打算的。例如 He has gone to Beijing for 2 weeks.)。 所以，He has written a book for six months. 是不可接受的错句。这是原则性错误。我的疑问1：为什么 “He has gone to Beijing for 2 weeks”是对的而“He has written ...
Before she had anchored, the men from the boats had climbed on board船还未下锚停稳，那些人就已经爬上了船。 爬上船的动作在前，这时还没停稳锚，所以停锚动作在后。我可以理解 had climbed这个时态，为什么 anchor这个动作也要用过去完成时...
1. New Hampshire is the only state without a sales tax or an income
tax, a major attraction for tax-weary residents of othe rstates.这句话要求改错，答案是:New Hampshire is the only state with neither a
sales tax nor an income tax, a major attraction for tax-weary residents of othe
rstates...
The petty quarrels were a sad commentary on the state of the government.这些鸡毛蒜皮的争吵说明了政府的状况很糟糕。如何理解这句话？commentary: a criticism or discussion of sthsad: unacceptable, deserving blame or criticism
...师 a bit of +不可数名词时，这里的名词前是不是通常不加the？All, few, many, much, some, more, a little, most+of+名词时，名词前是不是通常都要加the?老师请问，all of; few of; many of; much of; more of ; some of; a little of; most of是否都是部分与整体的...
...老师：while + 分词短语when + 分词短语比如:When rolling down the hill, he snatched at a rock.这里when 当一个副词修饰 rolling 分词短语吗？ 是不是可以把这个句子改写成：when he rolled down the hill, he snatched at a rock.把分词短语形式 when rolling.....