归纳过程是由（）认识基础上升到理性认识。
A、一般
B、特殊
C、书面
D、感性
参考答案：D
It seemed to me that she was in doubt ________ Mahoney lived or died.[ ]
A．that
B．how
C．why
D．whether
J形钩的弯制用（）
A.1mm钢丝
B.0.9mm钢丝
C.1.4mm钢丝
D.2mm钢丝
E.1.5mm钢丝
