设过DF两点的直线DF交抛物线c于EG两点，求弦长

won t you stand 伴奏谁有 we dance shall连词成句 英语翻译shall we dance 如何计算种植密度 举办奥运会用英语说动词应用host还是hold host是什么意思? shall we的句型 访问控制列表中的host是什么意思1.access-list 101 deny tcp host 172.16.1.8 any eq telnetaccess-list 101 permit ip any any2.access-list 101 permit tcp host 172.16.1.8 host 172.16.2.8 eq telnetaccess-list 101 permit ip any any上面2个host let us 和shall we 一样吗急 求好一点的德语语法书小弟刚开始学德语,学的是基础德语,不知道有什么配套的语法书,或是适用于一点德语都不会的人的语法书. 17 18 的A Shall us B Shall we C let we 有没有比较好的德语语法书有中文讲解的. 白菜的密度是多少?不是问种植密度,是指物理上讲的密度... Let's have a talk,shall we?的回答 We should have a talk __him. 美国人说we should have a talk是不是指他生气了 We have o___ views on this question,we should have a talk. in the ______,we helped the child find his parents 那个孩子迷路了,我们帮他找到了他的父母. That child ______ _____,and we helped him _____parents 求好的德语语法书 用所给动词的适当形式填空We____(find)the children's parents already用所给动词的适当形式填空1.We____(find)the children's parents already1.——Amy likes to go to the cinema,but she doesn't like to see horror films.A.Since B.As What are three kinds of culture? 情态动词CAN的问题You didn't go to the party yesterday,or I __ you.B could see C can see为什么是一般现在时的推断?COULD也有推断的意思吧?不太明白 麻烦大家了...我只要这个题的解释...俩词的区别就这点不 he gives his seat to （a woman with a bady） 对划线部分提问 急 英语翻译 汉译英： 花瓶掉在地上,成为了碎片.（用词组：fall to pieces)到底哪个是对的啊！！！！！！！！！ you should have asked me first.为什么要加have He has had his hair cut.他（请人给他）理发了.请问这个地方第一个has 第二个had的意思是什么?他们有什么区别呢?那have sth done的固定用法是什么意思昵？能不能再出几个例子呢？ fall apart、get straight是什么意思?能不能给个例句? I will to fall apart fall to pieces 可以表示把某物撕成碎片的意思吗?用法是不是 "fall sth to pieces"?是不是把“物”放在fall后面? #英语翻译#Give nouns corresponding to the following,怎么翻译