语法,请赐教

lololo

By showing that South Africa does not have a free market and is in fact a kind of collectivist welfare state for Whites only, Sowell argues that American conservatives have no valid ideological grounds to be in sympathy with the Pretoria regime.

(A) to be in sympathy with

(B) to sympathize with

(C) for sympathizing with

(D) that they should sympathize with（C）

(E) that they should have sympathy for

这道题里是不是有特定的语法呢??比如 grounds for??

ppp1

idiom: (1) A be(have) grounds for B（sth./doing sth.) 刘振民E4-8 'A是B的原因'

(2) A be grounded in sth. 刘振民11-12 'A是B的原因'

(3) on the grounds of sth. （prep.短语）

crossmoon

以下是引用ppp1在2004-7-16 8:56:00的发言： idiom: (1) A be(have) grounds for B（sth./doing sth.) 刘振民E4-8 'A是B的原因'

(2) A be grounded in sth. 刘振民11-12 'A是B的原因'

(3) on the grounds of sth. （prep.短语）

长知识了，谢谢。