i wonder if it is 250 kilometers an hour _____ the newest train can goAwhich Bthat Cwhen D on which这是强调句型么?可以go后面直接+速度么?是不是一般速度 价钱前面都用at 请依照题目分析下 ,

I wonder if it is. sometimes i wonder if it is worth it.flying colorsometimes i wonder if it is worth it.flying color I often wonder if it can. I wonder if this is how it is for everyone my age.My life? I wonder if there is fresh air. . — I wonder if I could use your mobile phone. — ____. A. I wonder how B. I don’t wonder C. Sorry, it’s out of order D. No wonder, here it is -- I wonder if I could use your telephone．A．I wonder how B．I don't wonder B.Sorry,it's out Of order D．No wonder,here it is 一篇以I wonder if it is because开头的文章翻译 At times i wonder if it is worth all the effort Hmm,I wonder who it is? i wonder if i'm going to make it to I wonder if this is how it is for everyone my age.My life?请分析句型 i wonder if it is because i have not been able to be outdoors for so long i wonder if. i wonder if you I Wonder If 歌词 i wonder what it is和 i wonder what is it哪个正确 请问i wonder if it would be fine with you.