问题
选择题
________ us calmly together, our captain made an announcement__________ we must save essential supplies before the day broke.
A．Calling; that
B．To call; that
C．Calling; which
D．To call; which
答案
答案：A
本题考查非谓语动词及名词性从句。逻辑主语our captain与call之间的关系为主动关系，故用现在分词；that引导的为同位语从句，从句不缺少成分。选A。