1、No one told us the whale-watching tour (had been cancelled).
2、Do you think that sand castle(has been made by Ben).
3、We (were took us to the beach and introduced some of their friends by the hosts).
4、Diseases (is tend to be produced by dirty living conditions).
5、The playgroup (is used as a car park by them).
6、The thief (was seen entering the house with knives by the witness).
内容全部来源于网络收集，如有侵权，请联系网站删除：QQ：24596024