请帮我做几道英语选择题.分别说明下 是什么时态1.I won't lend you the book until I ( ) reading it.A.will finish B.have finished C.shall finished D.will have finished2.Helen ( ) her keys in the room so she had to wait until her husba

请帮我做几道英语选择题.分别说明下 是什么时态1.I won't lend you the book until I ( ) reading it.A.will finish B.have finished C.shall finished D.will have finished2.Helen ( ) her keys in the room so she had to wait until her husba 帮我看下英语选择题第14题? 帮我做下选择题. 帮我做英语选择题 帮我改改英语选择题 有谁给我说下在英语的主谓宾定状补分别在一个句中的所作成分一一是什么 请帮我举个例子说明下! 有谁给我说下在英语的主谓宾定状补分别在一个句中的所作成分一一是什么 请帮我举个例子说明下! 请帮我做几道英语选择题,并简要说明下原因1.She asked me if i knew( )A.whose pen it was B.Whose pen was it 2.You must remember( ).A.what your mother said B.What did your mother say C.your mother said what D.what has your mother said 3 请帮我分别解释下芳香烃和芳香烃化合物 关于C++类对象组的一个选择题.请帮我解释下原因,我知道答案是C.#includeusing namespace std;class Sample{public:Sample(){}Sample(){cout 帮我看下,这道英语选择题是不是出错了.27题 谁可以帮我出一份七下英语选择题的练习题,尽量全面点. 谁帮我做下英语作业初一的全都是选择题 三题英语不定式选择题. 希望帮我简单说下相关知识点。^o^ 感激不尽 英语选择题(^-^)大家帮我看看 求英语高手帮我检查一下选择题 帮我做这几十个英语选择题, 麻烦帮我检查一下这几道英语选择题,