这两句话那句正确?1.how disturbing a situation does the author present to us! 2.How disturbing a situation the author presents/presented to us!

这两句话那句正确?1.how disturbing a situation does the author present to us! 2.How disturbing a situation the author presents/presented to us! i don't know what is he doing?i don't know where does he live?和i don't know what is he doing?哪句话正确?错误的那句原因是什么?还有一个问题 ask him how much did it cost ask him how much it costs?这两句话那句是正确的？ 这两句话那句正确?我的祖籍是北京人.我的祖籍是北京. why were you do that 和why are you did that ,这两句话有错吗?请问那句正确,假如都正确,那是什么情况用哪个 try to think about the good side of everything.trying to think about the good side of everying.这两句话那句才是正确的? could you tell me how can i use the computer与could you tell me how to use the computer哪句正确?还是两句话都是正确的, How's you been?It's been two months.这两句话正确吗?been的具体用法是? How's you been?It's been two months.这两句话正确吗?been的具体用法是? Traveling by air is quicker. Traveling by air is more quickly.这两句话那句话正确 下面两句化学话那句话正确物质的量可理解为物质的质量物质的量是国际单位制中一个基本单位理由 They think it is anything but boring.They think it isn't anything but boring.两句话那哪句正确 I don't know how should I do ,与I don't know how I should do两句话哪个是正确的?I don't know how should I do ,与I don't know how I should do两句话哪个是正确的?这是关于语法的哪条规则呢? 1 Three days to five days.2 Three day to five days.这两句话,那一句是正确的语法? My brother and I look the same.My brother and I are the same.这两句话哪句正确. He a is making kite.He is a making kite.这两句话哪一句正确,为什么? 请帮忙中文翻译一下这两句话（小学知识= = ）第一句：How are you ?第二句：Fine,thanks.很感谢,希望可以尽快得到答案 请问这两句话哪句有语病?一句是.我看见了鬼当时就坐在了地下一句是.我看见了鬼当时就坐在了地上这两句话那句是正确的?我主要的意思是问..是坐在地上对还是地下对. 请问Traveling by air is quicker.Traveling by air is more quickly.这两句话那句话正确quick 也可作副词用