The earthquake ____ when I ____ some cleaning.

A．starts, was doing

B．started, was doing

C．was starting, was doing

D．starts, were doing

内、外眦部皮肤发红、糜烂、湿润，有黏稠性分泌物是哪种疾病的特点？（）

A.鳞屑性睑缘炎

B.溃疡性睑缘炎

C.眦角性睑缘炎

D.外睑腺炎

E.内睑腺炎