络合物是什么

小荷才露尖尖角中的"露"的意思 盐酸的化学代码怎么写如二氧化硫代码是SO2 在选择题中怎么pan d祈使句和非谓语动词放句首 The King family 是单数复数?The King family ————（be）from South Africa (if you work hard i think you can do better) I hope you'll have a good fature,so you must work hard .I think I'm sure you'll succeed in your接上 studies,if you work harder.Good cuckI hope you'll have a good fature,so you must work hard .I think I'm sure you'll succeed in your studies,if you w have problem和have problems的区别 have problem的用法用法1点,2点..........快 I have a problem!I always want to have a pet but my parents refuse it becase they think the pet is noise and it is dirty.but I don't have any friends to play at home so I really want to have a pet.What can I do?How can I say to my parents?Help! 期刊可以说是被sci检索么?我有一片论文正在被某期刊申核,我在写文书的时候写的是期刊被sci检索,这样对马?还有,这个期刊实际是被scie检索的,sci核心中没有,我糊涂了,写成sci index,文书已经改 SCI某期刊写作要求如何查询 非谓语动词怎么区别?No matter how frequently ____,the works of Beethoven still attract people all over the world.A.performed B.performing C.to be performed D.being performed 非谓语动词在题中怎么区别? 英语非谓语动词区别having done和done表 示完成的时候这两个有什么区别 孩子们都安然无恙地回家了,令我们很欣慰 To our great_____,the children arrived home safe and sound. safe的形容词,名词? We arrived home very late,__ and __.为什么用safe和sound而不是用副词形式? They have football games at school every day.划线部分提问.划线部分：at school every day l have blond hair and blre eyes We dont have the same looks but were good friends是什么 we do not have the same looks but we are good friends的中文意思 we don't have the same looks ,but we are good friends.为什么不用aren't 而要用don't We dou,t have the same look,but we aregood friends? he is ____（ride） his bike to the subway station he rides his bicycle to the bus station 为什么加TO 英语中的不定式是 是属于语法中的什么范畴呢?像动词 名词 这些叫词类,主语 宾语这些叫句子成分,不定式是什么? safe副词 ----Have you worked out the problem,Sam ----Not yet ,but I____.A.did't B.am going to C.haven't D.have Have you worked out the math problem yet?Not yet ( )another hour I can work it outA Given B To be given C Giving D Having been given ----Have you worked out the troublesome problem yet __Yes .I ____________it out with the help of my wife after dinner .A.have worked B.worked C.had worked D.am working you are great .you have worked out the problem__(success) ( )you have worked out the first problem,you may go on to work on the second( )you have worked out the first problem,you may go on to work on the secondA.even if B.unless C.now that Dthough Cat likes fish,doesn't it?的否定句回答