问题
选择题
In 1927 Benjamin Franklin founded one of the first adult-education organizations, ____ the Junto.
A．has been called
B．to call
C．a group called
D．which group called
答案
C
根据句子意思，a group called…用作同位语，对前边起补充说明作用，其中called the Junto是过去分词短语用作定语。