They have been to the sydney.有语法错误吗

They have been to the sydney.有语法错误吗 My parents have never been to Sydney.(改成一般疑问句) How long have you been in the China?这句话有语法错误吗? 这局英文有语法错误吗?I have been tried those 2 ways,but they were retu Forever Love Have Been Lasting~有语法错误吗 when the festival they have been looking forward to--------p They must have been to the USA,have not they?与He must have b Where will they take the birds to?有没有语法错误? 这句话有语法错误吗?we have to start out early to catch the first bus The Kings have been to Tibet.They have decided to go there n have been striking down和have been struck down 第一句有语法错误吗?最好有例 have they been to the forbidden City ——? yes 、they went ther