The organic food industry has organized a successful grassroots campaign—using Web sites, public meetings, and also mass mailings—that have convinced the Department of Agriculture to change the proposed federal regulations for organically grown food.
A. using Web sites, public meetings, and also mass mailings—that have convinced
B. using Web sites, public meetings, and mass mailings—that has convinced
C. by using Web sites, public meetings, and mass mailings—in convincing
D. by the use of Web sites, public meetings, as well as mass mailings—that convinced
E. which used Web sites, public meetings, and mass mailings—in convincing
using Web sites, public meetings, and also mass mailings
是用来修饰CAMPAIN 相当于CAMPAIN的同位语 当然不需要介词
如果把2个“-”去掉,就可以加上BY
至于后面说的
GMAT考试倾向于使用that从句 而不是介词短语的形式。THAT从句简洁流畅
希望没有误导你。。。作者: huosijie 时间: 2012-7-10 20:18
推楼上的解答。我也觉得using Web sites, public meetings, and also mass mailings 就是指grassroot campaign 本身了,而by一般后面接续的是方式,这里是同位语。