当费尔法克斯太太确认了罗切斯特先生要和简爱结婚时，她的反应是（）。
A.惊讶
B.疑惑
C.痛苦
D.警告简爱
参考答案：A, B, D
.Mrs Green was disappointed to see the washing machine she had had ______ went wrong again.
A．repaired
B．to repaired
C．repairing
D．it to be repaired
安全系数也称保险系数，在选用时，只需从安全的角度考虑、越大越好。（）
A、正确
B、错误
