嘿嘿 希望对你有所帮助元旦快乐啊英语句子怎样改为一般疑问句?1 含有be动词的句子,把be动词提前.(be动词是:is\\am\\are)例如:This is a teacher’s desk.Is this a teacher’s desk?Yes,it is.No,it isn’t.These are my dictionaries?Are they your dictionaries?\\x09Yes,they are.No,they aren’t.There are some birds in the tree.Are there any birds in the tree?Yes,there are.No,there aren’t.She is having dinner.Is she having dinner?Yes,she is.No,she isn’t.2 含有助动词have、has或者had的句子,把have、has或者had提前.例如:I have got some oranges.Have you got any oranges?Yes,I have.No,I haven’t.He has gone to Paris.Has he gone to Paris?Yes,he has.No,he hasn’t.She had sent me two letters.Had she sent me two letters?Yes,she had.No,she hadn’t.3 不含be动词也没有助动词的句子,加助动词do、does或did并把do、does或did提前.例如:I like cakes very much.Do you like cakes?Yes,I do.No,I don’t.He lives in the building near the hospital.Does he live in the building near the hospital?Yes,he does.No,he doesn’t。
桂A桂B桂C桂D桂E桂F桂G桂H桂J桂K桂L桂M桂N桂P分别代表广西的哪些城市
镁和氮气的反应.急。
怎样才能看出地下哪里有黄金 首先我看了你的描述,很详细,尽管不是很专业.按照你所说的,你那个地方的金主要是石英脉型的.石英脉型金矿,从词语本身我们就可以看出来是与石英脉有关的(就是你说的那个白线),石英脉是后期热液侵入地层中形成的,由于.
能证明:同一种生物,在越冷的地方,个体就越大的发现的资料。周一要用。 你说的 即伯格曼法则经过大量实地观察和研究之后,伯格曼认为,对于同一种温血动物来说,越冷的地方其个体越大,而且越接近于圆形.作为一个有趣的推论,艾伦指出,越冷的地方,其附肢和附器也就越短.因为这有利于保存热量.