they (them)finished the work on time用单词的适当形式填空

they (them)finished the work on time用单词的适当形式填空
they (them)finished the work on time
用单词的适当形式填空

they (them)finished the work on time用单词的适当形式填空
翻译吗?呵呵,他们按时完成这项工作