问题
选择题
—There _________a big earthquake in Japan this March.
—Yeah. Many Chinese volunteers went there to help the people in trouble.
A. was B. is C. were
答案
A
考查There be 结构的用法。句中的时间状语和下句的提示应用一般过去时，后面的a big earthquake说明谓语动词用单数