OG10语法268题及GWD22语法总结日记十六

15. In his research paper, Dr. Frosh, medical director of the Payne Whitney Clinic, distinguishes mood swings, which may be violent without their being grounded in mental disease, from genuine manic-depressive psychosis.
A. mood swings, which may be violent without their being grounded in mental disease, from genuine manic-depressive psychosis
B. mood swings, perhaps violent without being grounded in mental disease, and genuine manic-depressive psychosis ,
C. between mood swings, which may be violent without being grounded in mental disease, and genuine manic-depressive psychosis
D. between mood swings, perhaps violent without being grounded in mental disease, from genuine manic-depressive psychosis
E. genuine manic-depressive psychosis and mood swings, which may be violent without being grounded in mental disease

1. distinguish 的用法（from, between ） （考点就是distinguish，一级排除A,B,D,E）
（常与from连用）使别于；有…特点
distinguish somebody/something from
a method of distinguishing cancer cells from normal tissue
(用from的时候要小心，分辨两个的话优先用distinguish between and)
distinguish between A and B . A/B 不同范畴进行区分。Between 不能省略,distinguish between A and B .which. which 很清晰指向B.
distinguish A and B .which. which 可能指向 A and Ｂ或者 B ,不清晰
Distinguish A from B A 是 B 的子集，从Ｂ中把A 挑出来。

此题是把假的病症和真的病症区分开, 不是把假的病症从真的病症里面区分出来)

2. 情态动词要保持： may 不应该改成 perhaps.

3 代词：mood swings, which may be violent without their being grounded Their 多余