【题目】He asked me ___________.
A. whether I knew where his brother has gone
B. if I knew where his brother had gone
C. that if I knew where his brother had gone
D. whether I knew where his brother went
在线课程【答案】B
【解析】
考查宾语从句。句意：他问我是否知道他哥哥去哪了。根据主句ask可知从句是问句，用if/whether引导，不用that，排除C.主句时态asked是过去时，根据句意从句用过去完成时，排除A、C.故选B.