改成一般疑问句:1.They went to harbin by plane .2 i saw elephants last weekend .3.we took some pictures in changchun .4.he did his homework yesterday.5.i bought presents for me friend 6.we got back to nanjing by train .回答对了给分,20,不骗人

问题描述:

改成一般疑问句:1.They went to harbin by plane .2 i saw elephants last weekend .
3.we took some pictures in changchun .4.he did his homework yesterday.5.i bought presents for me friend 6.we got back to nanjing by train .回答对了给分,20,不骗人