草原的原的成语

用there is ,there are .各造一个句,并改成否定和一般疑问句做肯定、否定回答. 如何将There is a bird in the tree.改成一般疑问句?并作出肯定和否定回答. is there 引导的疑问句,的回答为什么用yes,there is. 什么是高温实验电炉啊 实验室高温电炉是干什么用的? 高温电炉的特点和用途是什么 What are the effects of sleeplessness? 高温电炉用途广泛用于陶瓷、冶金、电子、玻璃、化工、机械、耐火材料、新材料开发、特种材料、建材等领域 What are the bad effects of pollution?怎么翻译 2.What are the positive and negative effects of a virtual life有急用希望在的给我找一篇短论文 What are the effects of skyscrapers on environment1OO个字左右! Un valzer di amore是哪国语?怎么读? Mi auguro che il mio amore non è un film pornografico是什么意思?据说义大利文来的 There is a doll on the bed.（变为一般疑问句） There is a computer on the table.（同义句） There is a doll on the bed.（变为一般疑问句）There is a computer on the table.（同义句）追加可能性百分之99!***^-^ :> .^. there is a bag on the bed改否定句,一般疑问句,并作肯定回答和否定回答 what do you think about computer games?最好用6句左右回答．．不需要太复杂．．谢谢 What do you think of computer games? What do you think of the computer games?回答应是It's interesting.还是They are interesting. 干练好听的女生英文名独特一点的 不会重名的那种A开头的 in your opinion,what makes a good lawyers. There ____ a pair of shoes under the bed.The shoes ____ me.A is,isB is,areC are,isD are,are There is a pair of shoes under the bed用just now改写 There()a pair of shoes under the bed.A.are.B.isC.There()a pair of shoes under the bed.A.are.B.isC.am What()in the bathroom.A.are.B.is C.am老师讲答案是am两题都是am和is在什么情况下用区别是什么： A pair of shoes_________under the bedA is B are There is a pair of shoes.There are a pair of shoes.哪句是正确的? 求一篇200字英语作文,作文题是：Do you think technology sometimes has negative effects?Give example. 天然气是腐蚀性气体么?同上问,我新买的微波炉上面写的是需要在通风,没有腐蚀性气体的环境下.放在天然气炤旁边没有问题吧? 氯化氢气体有腐蚀性吗 问一下关于腐蚀性气体的问题运输管道中含有二氧化硫和氮氧化物但是非常的干燥,腐蚀能力会不会降低?不能用塑料管啊我是输送高炉废烟气，很热的 腐蚀性气体 有哪些?尽量多点 美国在1971年的“阿波罗计划”是指什么?1971年美国总统尼克松宣布启动“阿波罗”计划,以致在世界引起巨大反响,该计划是否指登月计划?主要内容是什么? red的同音词是什么?last的反义词是什么?free的反义词是什么?