问题
选择题
After ______ seemed an endless wait, it was her turn to enter the general manager’s office.
A．that
B．how
C．what
D．why
答案
答案：C
这里考查what引导的宾语从句，介词after后面接的是宾语从句，而宾语从句中缺少主语，用what引导宾语从句，并做从句的主语，句意是：在无尽的等待后，轮到她进入总经理的办公室了。