请问这句话有语法上活时态上的错误吗?At the ceremony of your school's 100th anniversary,we should also celebrate the achievement that china has gained in the past 20 years.200 million persons have get rid of poverty; the yearly per cap

请问这句话有语法上活时态上的错误吗?At the ceremony of your school's 100th anniversary,we should also celebrate the achievement that china has gained in the past 20 years.200 million persons have get rid of poverty; the yearly per cap The difference of life along the river请问这句话语法上有错误吗? Don't want to be at home ,don't want to go back to school .这句话有语法或者其他上的错误吗!请高手指教... This dog is Helen's对吗这句话的语法上有错误吗? He asked me what wrong was with me 这句话有语法上的错误吗? he asked me what wrong with me .这句话有语法上的错误吗? I miss you 这句话有什么语法上的错误吗? 这句话有语法上的错误吗would you mind not speak english? 请问下面这句话有语法上的错误吗?Main products & servicesHeavy steel structure manufacture,harbor machinery manufacture,fabrication of pressure vessel manufacture. Hi,is anybody at here 本人英语菜鸟 ,很想知道这句话 在语法上有没有什么错误? does he doing?这句话语法上的错误 英语简单定语从句The way he looks at the problem is wrong.这句话对吗?语法上有错误吗? I like to play game very much这句话有没有语法上的错误? “时尚是一种生活方式”这句话是否有语法或逻辑上的错误? I hate you!（这句话有没有存在语法上的错误?）. we are always by your side 这句话有没有语法上的错误, too silly to successful 这句话有没有语法上的错误~ 这句话语法有没有错误我妈非说我这句话是错的,请达人指教 “真速度”这句中文在语法上有没有错误