OG10语法268题及GWD22语法总结日记十七

1 比较结构平行：(一级排除A,B,C,D）
Unlike/ like A , B ….. A /B 要对等。（数的一致，逻辑意思的一致, 时态上的平行）比较时逻辑意思优先！

经典例句
Unlike most warbler species, the male and female blue-winged warbler are very difficult to tell apart.
(A) Unlike most warbler species, the male and female blue-winged warbler are very difficult to tell apart.
(B) Unlike most warbler species, the gender of the blue-winged warbler is very difficult to distinguish.
(C) Unlike those in most warbler species, the male and female blue-winged warblers are very difficult to distinguish.
(D) It is very difficult, unlike in most warbler species, to tell the male and female blue-winged warbler apart.（E）
(E) Blue-winged warblers are unlike most species of warbler in that it is very difficult to tell the male and female apart.
感觉一下, 全划线和部分划线的不同---可以把全句重新放置!
比较对象要明确
a. most species ----------------------------the male and female blue-winged warbler是不能并列的
b. most warbler species------------------ the gender
c. those in most warbler species-------- the male and female blue-winged warblers
e. most species of warbler ---------------Blue-winged warblers

2.简洁：
动词比名词要好：is no requirement of / require