肥皂属于酸性还是碱性

You ______ the examination again since you had already passed it.a.needn’t have taken b.didn’t need to take c.needn’t take d.mustn’t take选什么?为什么答案是B,错了么 since引导的从句时,主语一般不是多为完成时么?这 英语语法 You ______ the examination again since you had already passed it.25.You ______ the examination again since you had already passed it.a.needn’t have taken b.didn’t need to take c.needn’t take d.mustn’t take说明下 这题我之 Since the boy had already passed it,he_the exam again.为什么用didn't need to take Please _____ the bottle _____ milk A.full,of B.fill ,of.C.full,with D.fill,with填哪一个,为什么? 体育馆英语怎么拼写 how much____（rice）do you need?适当形式填空 -What are you going to eat for lunch?-I_have rice.A.must B.may C.can D.need to选哪个~ ---what is john considering ? ---( ) his english, beacause he failed the english exam again.A.improving B.to improve C.improve Dhaving improved 哪个英语句子是对的?I‘m sorry you fail the exam again.和I‘m sorry you failed the exam again. kack failed his english exam again.i an afraud so .he is too___kack failed his english exam again.I am afraud so .he is too___A.intelligent B.cute Cugly D.lazy David failed the exam againif only he had spend as much time as he___on computer games为什么填did? 有没有enjoy oneself in doing sth 这种结构 WHAT ARE YOU DOING? what are you doing什么意思啊 find oneself doing 荷花花粉的功效与作用 什么时候使用现代分词 end up doing sth 翻译 用end up doing sth造句早一句就好这是复制的 不要 在要一句 end up doing sth.的意思 end up doing sth与end up with sth有何区别 end up doing sth 造句 荷花的意义: 骆驼祥子谁写的 骆驼祥子是哪年写的?一定要准 电影巴黎圣母院中主要人物的英文名字：爱斯梅拉,卡西莫多,孚比斯,弗罗洛 “偌泪”一词怎么音译成英文? The park was full of people ____ themselves in the sunshine.a.who enjoyed b.was enjoying c.enjoying d.enjoyed 选什么 为什么 The People's Park is on -------(five) Avenue.答案是Fifth,但为什么?不可以是 the fifth? 郑州凯旋门在哪?郑州凯旋门瑜伽在哪啊 作为一名中学教师,如何上好英语听力课? we can have a party this weekend.(改为祈使句）