问题
选择题
The H1N1 flu, often _____ “swine flu” by the public media, is a disease which can be prevented, controlled and cured.
A．calls
B．to call
C．calling
D．called
答案
答案：D
考查非谓语动词。The H1N1 flu与call为被动关系，故用过去分词。句意：甲型流感病毒，常被公众媒体称为禽流感，是一种可预防，可控制，可治愈的疾病。