初中常见离子符号

get in后面可以加名词吗 By the time he was 14,he was able to play the guitar.By the time不是加过去完成时吗?这句话怎么回事?难道是主句强调动作时才用过去完成,这里是状态就用一般过去就行了?麻烦讲清楚谢谢最好有例子 Hello what's the meaning? 1.Performance during the fourth quarter was (mediocre/average)2.I cannot (resist/oppose) her appointment.i regret the necessity of calling your attention to our letter of may （把句子变简洁）请在明天中午2点前回答，过了时间就 supplier performance是什么意思 山海经是什么?谁喜欢阅读?大家最好留下QQ,一起研讨山海经! Please evaluate the performance of each evaluatee in the evaluation list attached to this email.写得怎样啊,请大虾们赐教. 《山海经》现代版在线阅读我爸爸不给我买 山海经密码 小说哪里能在线阅读 get off ___ Huaihai Rd.是用on 还是at我不太清楚这里的“淮海路”指的是站点,还是马路,说明理由 哪有《山海经》的在线阅读?要全一点的,谢谢! 各版本山海经的阅读顺序我现在21岁,想买几个版本,细细的看看山海经希望有人推荐几个不错的版本,最好能够从浅到深的排一下阅读的顺序还有从古至今那些比较好的注释、补正 ACTIVITY get off 有没有放开我的意思 what is Kitty doing?（Kitty在读一本书）请快点,这个该怎么回答?还要写原因哦！ Today it is more _______ to go by underground than by bus in Shenzhen.A.convenient B.similar C.patient D.successful lonely的比较级? He doesn't like ( ) I have bought him.A.that B.what 为毛是B 不是A soft toys是什么意思? model toys的意思 每一行有一个错或者没有! 补充图片 英语改错题,(一行最多1个错误)It was very fine while I got up early last Sunday morning,so I decided to go for a walk and took some photos in the beautiful country.After breakfast,I carried my camera withmi and set off.Everything went smoot No stand-alone disk and No usable disk array attached ,piease check it any disk array is broken Network Attached Storage R = 4 分之 3 米 S =（ ） D= 2 .8 米 S = （ ） he‘s 这个's 是is has如何区别 he’d would should区别 是不是就这2种?那听力都念的样 怎么区别 在那里看的到《皮皮鲁总动员 （在线阅读） 1:3:2:2反应的化学速率比较,V(B)=0.01mol/(L*s),V(d)=0.45mol/(L*min) V(B)和V(D)哪个大 皮皮鲁总动员 You can see a book___(lie) on the playground.用括号中所给词适当形式填空.是is lying还是lie.其中有两个语法：see的用法、can的用法,谢谢大虾们. Can you see the boy? raw-knuckle diplomacy 1楼可以进一步解释吗我还是不什么清楚