交换机是给煤气、空气和废气气流换向的设备。。
参考答案:对
Her book didn’t ____ children probably because she employed too many scientific terms.
A.appeal to
B.apply for
C.intend for
D.refer to
组织、利用宗教活动反对党的路线、方针、政策,煽动骚乱闹事,破坏祖国统一和民族团结的,对策划者、组织者和骨干分子,若是党员给予何种纪律处分( )
A.开除党籍
B.留党察看
C.严重警告
D.警告