I be good at writing 还是 I am good at writing

I be good at writing 还是 I am good at writing 英语：be good atShe 'd be good at writing a gossip column.I think I'd be good at talking to politicians.在这两句中be good at 是擅长做某事的意思吗?好像意思不太通.如果不是, I am not good at writing.改为同义句 i'm good at writing.改为一般疑问句 英语I'd make a good journalist because I'm good at writing.这句意思是我想要成为一名记者.如果说I would be a good jorunalist可以吗? I'm good at English writing and computer.这句话可以这样说不1.特长:英语写作,电脑 用(be good at)I'm good at English writing and computer.可以这样说不2.write to me to XX@163.com 可以这样说不?请发电子邮件（XX@163.com I’m not good at writing帮我翻译一下谢谢了 I _______(be) good at Maths,but Jim ____(be) good at English. 34.Mary is good at writing.She will ______ ____ be a reporter in the future.(possible) I'm good ____ reading and writing . be good at造句 用be good at be good at 造句 be good at 词性 be good at+什么? Be good at+__ be good at be good at this