Laos has a land area ()are members of hill tribbes ensconced in the virtually inaccessible mountain valleys of the north .
D选项： comparable to the size of Great Britain ,but only four million in population ,and many
og解释说AND gives undue emphasis to the claim that many of the people in Laos live in inaccessible places .
我没看明白og在说什么意思，求指导作者: flyever98 时间: 2013-2-1 21:49
是不是改变句子重心了？A选项呢？作者: togetherus 时间: 2013-2-2 07:14
哦，不好意思，
A : about the same as Great Britain but only four million in
population , where many作者: flyever98 时间: 2013-2-3 21:39
