问题 选择题 选出下列单词中不同类的一项。( ) 1. A. door( ) 2. A. open( ) 3. A. desk( ) 4. A. twoB. windowB. classB. classroomB. windowC. cleanC. sweepC. chairC. picture 答案 1. C 2. B 3. B 4. A
