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题库 / GMATAdvanced-SC-41
Many of them chiseled from solid rock centuries ago, the mountainous regions of northern Ethiopia are dotted with hundreds of monasteries.
Many of them chiseled from solid rock centuries ago, the mountainous regions of northern Ethiopia are dotted with hundreds of monasteries.
Chiseled from solid rock centuries ago, the mountainous regions of northern Ethiopia are dotted with many hundreds of monasteries.
Hundreds of monasteries, many of them chiseled from solid rock centuries ago, are dotting the mountainous regions of northern Ethiopia.
The mountainous regions of northern Ethiopia are dotted with hundreds of monasteries, many of which are chiseled from solid rock centuries ago.
The mountainous regions of northern Ethiopia are dotted with hundreds of monasteries, many of them chiseled from solid rock centuries ago.
考察：
每个选项都有自己的小错误点，要仔细看，认真排除；
时态；赘余；
a： them指代不清
b：many hundreds of monasteries.赘余，去掉many；
c：同位语插入，dot点缀，are dotting错误时态尴尬；
d：时态：many of which are chiseled from solid rock centuries ago.应该 过去时
sc
一般 them这种代词直接出现在首位置同位语从句或者什么状语从句，都要额外注意代词指代问题，有时候涉及所有格代词指代不一致问题
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