问题
选择题
The company in Hangzhou produced quantities of first-class silk, most of them ______ to Europe.
A．selling
B．sold
C．were sold
D．are selling
答案
答案：B
考查独立主格结构。most of them 与sell为动宾关系用过去分词。句意：杭州的公司生产一流的蚕丝，大部分销往欧洲。