Thereason_______heraisedforhisabsencewas______hehadtoa...

问题详情：

 The reason _______ he raised for his absence was ______ he had to attend his sick mother.

 A. why; that                                            B. that; that           

 C. /; because                                        D. why; because

【回答】

B

知识点：连词

题型：选择题