I lost my schoolbag when I played by the river.

我在河边玩时把书包弄丢了。

youdao

I lost my schoolbag.

我弄丢了我的书包。

youdao

I lost my schoolbag.

我丢了我的书包。

youdao

An unpleasant thing happened to me this afternoon. I have lost my schoolbag.

今天下午我遭遇了一件不愉快的事，我丢失了书包。

youdao

An unpleasant thing happened to me this afternoon. I have lost my schoolbag.

今天下午我遭遇了一件不愉快的事，我丢失了书包。

youdao