sugar (when) mixed with water,dissolves quickly.句子里连词when加上和不加的区别是什么?还有如下的句子：(if) given more attention,the tree could be gromn better~the secretary worked late into the night,(for)preparing a long speec

sugar (when) mixed with water, dissolves quickly. 句子里连词when加上和不加的区别是什么?拜托各位了还有如下的句子： (if) given more attention, the tree could be gromn better~ the secretary worked late into the night,(for)pr sugar (when) mixed with water,dissolves quickly.句子里连词when加上和不加的区别是什么?还有如下的句子：(if) given more attention,the tree could be gromn better~the secretary worked late into the night,(for)preparing a long speec sugar (when) mixed with water,dissolves quickly.句子里连词when加上和不加的区别是什么?还有如下的句子：(if) given more attention,the tree could be gromn better~the secretary worked late into the night,(for)preparing a long speec sugar Sugar sugar Sugar Sugar,when___ with water,dissolves quickly.A.mixed B.mixing C.mix D.is答案应该选A.为什么不能选B?AB的区别是什么?说明原因, Betly always gets a mixed feeling of happy and sorrow when the summer holidays coming. When _____ with water,the white powder will become green.A.mixing.B.to mix.C.mixed.D.being mixed正确答案是C,为什么不选A呢? Mixed是什么意思? mixed-leaf mixed-mode Sugar Sugar 歌词 Sugar Sugar 歌词 SUGAR SUGAR怎么样 Sugar daddy and sugar it's coffee ()cream and sugar（）中的词是w开头的