A-A+
As ______ announced in today's papers the Sha
问题详情
As ______ announced in today"s papers, the Shanghai Export Commodities Fair is also open on Sundays.
A．being
B．is
C．to be
D．been
参考答案
正确答案：B
解析：题型：语法题，as可用作关系代词，引导定语从句，起承接前面主句的内容或引出后续主句的内容的作用，as在从句中作主语或宾语，指代整个主句。有时，助动词be可以省略。
