我丢了书包(2个形式)用英语怎么说

英语是： (1)I lost my schoolbag. (2)My schoolbag is lost.

词汇解释：

lost 英[lɒst] 美[lɔ:st]
adj. 失去的; 迷路的; 不知所措的;
v. 遗失，失去（ lose的过去式和过去分词）; （使）失去（所需要的东西，尤指钱） ; （因事故、年老、死亡等） 损失; 浪费;
[例句]Barely had I set foot in the street when I realised I was lost
我在街上没走几步就意识到自己迷路了。

schoolbag 英['sku:lbæg] 美[ˈskulˌbæɡ]
n. 书包;
[例句]My schoolbag has helped me a lot in my study.
我的书包已经帮了我很多在我的书房里。

I lost my schoolbag.
My schoolbag was lost.

I have lost my schoolbag.
My schoolbag was lost

（1）I lost my schoolbag
（2）my schoolbag is lost