they are very useful and h

they are very useful and h 英语谜语:they are useful C______ are very useful animals in dsert Robots are very useful.的同义句 （what） are they useful （for）? 改病句 They are collect useful things comeputers are very useful in our lives,()they?A isn't B wasn't C doesn't D aren't They are very comfortable. they are very sad.they are c___ 英语作文；computer are very useful in my life 60 求开头是“Dictionaries are very useful的原文 Tomorrow is our_______(move) day_______(refrigerate) trucks are very useful dictionaries are such useful books.such 换成very? hens are really useful to people because they can I______eggs. please take of your books .they are useful to you The new dictionaries are very useful.They ___well and ___already.The new dictionaries are very useful.They ___well and ___already.A:sell;have been sold out B:sold; had sold out C:sell;sell out D:are sold;have been sold out为什么不是B 帮我做初3的首字母填空2Today we can get i_____ from newspaper,televisions,radios ang s______on.We read newspaper every day.They are useful.We can learn news very e_______from newspapers.Television ang radio are very useful.They are sometimes 英语翻译Now in china,people learn enlish when they are very young,because english is useful.You might ask,why english is useful?Let me tell you,english is useful because is a large country's nation languag.Also is useful becuse it can help to for