earthquake on March 11th was terrible disaster making thousands of Japanese homeless. A

问题补充：

earthquake on March 11th was terrible disaster, making thousands of Japanese homeless.

A. An; a

B. The; a

C. An; the

D. The; the

答案：

A. An; a

(答案→)B. The; a

C. An; the

D. The; the

解析：考查冠词的用法。句意“3月11日的地震是一场可怕的灾害，造成成千上万日本人无家可归。”特指3月11日那次地震用the，排除A、C；泛指一场灾害，用不定冠词a/an，terrible首字母发音是辅音，故用a。故选B。