兄弟,可否给我加点分呀,做得好累。真心希望能帮到你!21.C promise后接doing形式;22.C23.A种植24.A留给25.B26.C27.B达成协议28.B反意问句,这里scarecely有否定意义29.A30.D31.A伴随状语32.D罚款33.C34.B object to a proposal反对某项建议35.D36.C37.A38.A39.D安排40.D