Where was Alice's sister? I don't know where _____.a.was Alice's sister b.Alice's sister was Alice's sister d.Alice's sister isI think the right answer is "d",but the correct answer is "b",why? Please tell me the details of the question.

熱心網友

I don't know 后是回答前面的問句: where were Alice's sister?所以答案是: where Alice's sister WAS.另外: 當主句的謂語動詞是一般現在時，賓語從句的時態不受其限制．

熱心網友

答案為B,第二句是個賓語從句,應該用陳述語序,故排除A,C,當主句是一般現在時,從句可跟據需要用任何時態,但前面的句子是一般過去時,所以賓語從句也要用一般過去時,故答案為B

熱心網友

a,c為問句形式，d時態與前面不一致，所以選b

熱心網友

b

熱心網友

時態一致拉 用 is 跟前面的 was矛盾了 ok that is all!!