Helostbothofhisparentsinthebigearthquake，but

问题详情：

He lost both of his parents in the big earthquake，but ________ for him，a kind couple adopted him and took good care of him.

A．suddenly                          B．naturally

C．obviously                         D．fortunately

【回答】

D　考查副词词义辨析。结合句意：在大地震中他失去了父母，但幸运的是，一对善良的夫妇收养了他。故D项正确。

知识点：副词

题型：选择题