My brother isn't good at math . 分析 do well in = be good at 擅长于…… 如果不明白,请再问；如果对你有所帮助, 请点击本页面中的“选为满意回答”按钮,谢谢! 再问： We need two more days to finish the work同义句转换 再答： We need another two days to finish the work. 分析 数字+ more +名词＝ another + 数字+名词‘ 再……’ 再问： I don 't know. What doeshe wear?合并句子 再答： I don't know what she wears . ( 注意从句要用陈述语序）
