It is implied in the last paragraph that Mrs. Escalante thought that .
A. teachers were not highly respected in the S
B. overseas teachers were usually unfairly treated
C. her husband deserved a better job than teaching
D. her husband had always wanted to change his job
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According to the passage, what is AFT?
A non-governmment organization of teachers.
B. A research institute on teachers' issues.
C. A government branch administering teachers.
D. A scholarly journal issued by teachers.
下列染料中水溶性较好的是( )。
A. 分散染料
B. 还原染料
C. 硫化染料
D. 活性染料
桑蚕丝织物染色一般用( )。
A. 酸性染料
B. 阳离子染料
C. 缩聚染料
D. 分散染料
活性染料染棉织物应在( )介质中固色;
A. 强碱性
B. 强酸性
C. 弱碱性