乙炔和盐酸反应

Sales of home computers this year is about ____ ____ ____(四倍) great as tho 姐妹的英语是什么 pain和hurt在分别做名词和动词时,有什么不同. How much----- the pants?填is 还是are? 求feel后加名词的情况,比如pain A headache is a pain in your head. How much are the pants?裤子12美元 要回答 选择填空 Please give me some 1,apple juices2,apple juce3,apples juce4,apples jucesMy two brothers are both1,policeman2,policemans3,policemen4,policemens更换一个字母,使它成为一个新单词know How much are the white pants同义句.. HE fell downstairs and hurt ()badly how much are the pair of pants哪里错了 pain和gain是可数名词么 求《pain&gain》! no pain no gain 中的pain 和 gain 要不要加S为什么我们老师说要NO后面要名词，所以要加S啊 LOOK,an aeropiane < >over the river 1；fiy 2; isfiying 3; flies 4;flew The maths problem is so hard.I really don't know ______.A how to do it.B how to do.C what to do it.选哪个？为什么？ DO you know how to s什么 the maths problem I really don't know what I can do to solve the problem.(同义句改写) There are some dishes in the kitchen变成否定句 over the river和in the river是不是反义词 ___ is the bridge over the river?It is three milesA How long B How farC How manyD How often I don't know with the problem.A what do B whaI don't know with the problem.A what doB what will doC what to doD do what 英语大神帮帮忙,今天作业呢! ! ! ! !给好评呢! 用所给动词的适当形式填空 1：it (sound) like a bird 2:you (play) sports on monday 3:tom (not have)用所给动词的适当形式填空1：it (sound) like a bird2:you (play) sports on monday 3:tom (not have) a volleyball4:the girl (have) s 根据首字母填单词She was very t___,and soon she fell asleep in the bed. On the Internet,we can learn news both at home and abroad. 英语翻译It is fairly well known that wild animals survive from year to year by eating as much as they can during times of plenty,the summer and fall,storing the excess,usually in the form of fat,and then using these reserves of fat to survive dur 按要求完成下列句子1 They want 【some pears】（对括号部分提问）2 Tom likes black pante.（改成一般疑问句）3 Here is it（单句修改）4 These socks are white（同义句转换）-【】are white【】5 Mary,black,two,has, 英语 几道不会写的how much are[]doyouwant?-[]?-yes,please.l want a notebook.-thank you?-[]we have great bags[]just 8-how muchare these socks?-[]3we have socks []all colors.helen's[]are gerrn.her shoes are[].the green shorts are[]sale for 25[]c 英语翻译After this heartbreaking experience,Thorpe turned to professional sports.He played major league baseball for six years and did fairly well.Then he played professional football for six years with spectacular success.His last professional f 不会的用英语怎么写? 英语……怎么写啊,不会啊