模 块 8 unit 22 environmental protection 一、语法专项训练在横线上填上适当的单词进行转述，每空一词。 1．“i'll be back by lunchtime，” he promised. he ________ ________ ________ back by lunchtime. 2．the robber threatened me, “give me the keys to the safe or i'll shoot you！” the robber ________ ________ ________ me if________ didn't give________the keys to the safe. 3．mary reminded me, “don't forget to answer this
