作业帮2，3，4全部都要
来源：学生作业帮 编辑：作业帮 分类：英语作业 时间：2024/05/21 16:22:54
解题思路： 这些都是非谓语动词过去分词的用法 一表示被动 二表示过去
解题过程：
2 1 signed 2 disappointed 3 understood 4 embarrassed beaten
5 pleased
3 1 designed 2 developed 3 rejected 4 welcomed 5 tested 6 improved 7 adopted
4 the play performed
2 the car started
3 her paintings displayed
4 your bedroom tidied
5 myself thrown
6 my time taken up
7 burnt sausage
8 some guests invited
解题过程：
2 1 signed 2 disappointed 3 understood 4 embarrassed beaten
5 pleased
3 1 designed 2 developed 3 rejected 4 welcomed 5 tested 6 improved 7 adopted
4 the play performed
2 the car started
3 her paintings displayed
4 your bedroom tidied
5 myself thrown
6 my time taken up
7 burnt sausage
8 some guests invited