How can I tell one tree from another?请问这个句子中含什么语法呢?

I can’t tell you how sorry I am I can't tell you. How can I tell one tree from another?请问这个句子中含什么语法呢? I`m sorry i didn`t tell you how you _____do it.can还是could 请问“I can't tell you how pleased I am with my scores.”怎么翻译? I don't tell you I can't tell everyone. Tell me how I can be I am from England,I want to learn Chinese!I come to China just for one month,I can't speak any Chinese,How to learn it? Please tell me,thank you. i'm sorry he didn't tell me_______.A.how to do B.what to do C.how can i do it D.how i can do “I can't tell you what I baby tell me how can i tell you中文歌词 谢勒! 英语翻译分不多,抱歉.How can I tell you now why you won't even knowyou are the one I really love and when I say that you're still the one I'm thinking of I mean that you're the only one for me // Rosy if you hear me,won't you dare come near m can't find IMM32.dll,please tell me how to fix it,it would work if i download a new one and what the next thing i should do,and most important thing is i didn't know my system is xp2 or xp3 .tell me how to make sure which it is,thanks -How can I tell one tree from another?--You can mostly tell them by the ------of their leaves.Ashape Bsize Cage Dcolor选哪个,为什么. This is I think to tell youBaby,tell me how can I tell you Please You don't love me more than life 中文意思 How so,who can tell me how I 英语翻译I can't tell you why I Can't Tell You Why 歌词