Ben is weak at English and math　　怎样改错?

Ben is weak at English and math　　怎样改错? Ben is weak at English and math　　怎样改错?虽然是 in 比较 常见 可是不等于 错误啊 理由 有点说服力 好么 亲， 六年级英语试题——（6B）总复习专项训练1.He does well in Maths.(改为否定句)2.Mike runs as fast as Ben.（改为一般疑问句）3.I get up at six thirty every day.（用yesterday morning 替代every day）4.Jim is good at Engli Ben is good at PE同义句 Is there any correlation at all between success as a young person and success as an adult?120 engli Alice is ______ ______ at swimming_____ Ben.Alice is good at swimming. Ben is good at swimming,too. be weak in 和be weak at weak at与weak in的区别 Ben is good at PE.改为同义句 be weak in; be weak at 这两个有什么区别?有人说be weak in 后面跟某科目,但是牛津高阶有一例句：Her school report shows that she is weak at/in arithmetic and biology. Alice is good at swimming.Ben is good at swimming,too.【同义句】 Alice is ___.___ at swimming___Ben. He is good at （ ）but he is weak at ( ） 空里可以是 writing ,speaking吗? My brother was very weak at b____,but now he is very strong.急! She h_______ is weak at maths.how can she help others? Ben is reading a story.Look at the pictures and help Ben write the correct letters in the boxes.翻译 Ben is good at English and Chinese.(对English and Chinese提问)----- ----- is Ben good at 前面两个空填什么? Alice is good at swimming.Ben is good at swimming,too.（改为同义句）_____ Alice _____ Ben _____ _____ _____ swimming. Alice is good at swimming.Ben is good atswimming,too.（改为同义句）