您现在的位置是:首页 > 学科知识查询 > 高中英语题库

He was swimming in the river a crocodilecame out in the water.A.whileB.whenC.asD.until

编辑:chaxungu时间:2026-04-24 12:57:32分类:高中英语题库

He was swimming in the river ________ a crocodile(鳄鱼)came out in the water.
A.whileB.whenC.asD.until在线课程B