主动语态变被动语态Zhang jie in vented this specialpen.变被动The bike was
主动语态变被动语态 Zhang jie in vented this specialpen.变被动 The bike was fixed up by Jim my.变主动 People use sung glasses to prote cttheir eyes.变被动 Teachers allow students to put up hands in class.变被动
1、this specialpen was invented by Zhang jie . 2、Jim my.fixed up the bike. 3、sung glasses were used by people to prote cttheir eyes. 4、 students are allowed to put up hands in class. 不懂追问.