课时作业4(模块二 unit 1) ⅰ.完成句子(每空一词) 1.你们有没有遇到一队搜寻一个失踪孩子的村民?(run;search) have you ______ ______ a group of villagers ______ ______ ______ a missing child? 2.不能排除他根本就没有在聚会上露面的可能性。(rule;show) the possibility ______ he never ______ ______ at the party can't be ______ ______. 3.那个常常给我们组卷的老师发生什么事了?(happen;make) what has ______ ______ the teacher who used to ______ ______ test papers for us? 4.那个一直在调查这个案子的警察被解职了。另一个警察会在明天接手。(look;dismiss;charge) the policeman who has been ______ ______ the case has been ______ ______ his job and another one will ______ ______ tomorrow. 5.和美国人类似,大部分加拿大中产阶级人士也很热衷于环境保护。(similar;enthusiastic) ______ ______ americans,most middleclass canadians are ___