(单选题)

During the second World War, many countries had been ______ invaded by Nazi army.

A.rashly

B.robustly

C.ruthlessly

D.roughly

参考答案：C

参考解析：

考查副词辨析。句意：第二次世界大战期间，许多国家遭到纳粹军队的残酷侵略。rashly意为“鲁莽地，轻率地”；robustly意为“稳健地，强壮地”；ruthlessly意为“无情地，冷酷地，残忍地”；roughly意为“粗略地”。根据句意和选项含义可确定答案为C。故选C。

知识点：词义辨析英语专业基础知识词汇教师招聘-小学英语