圈形卡环适用于
A．游离缺失的末端基牙B．过长牙C．下(颌)尖牙D．孤立并向近中颊(舌)侧倾斜的最后磨牙E．前后均有缺隙的孤立后牙
参考答案：D
When developing a teaching plan for the mother of a child diagnosed with spastic cerebral palsy, which of the following descriptions would the nurse include
A. Wide-based gait and poor muscle coordination.B. Tremors and lack of active movement.C. Increased muscle tone and stretch reflexes.D. Slow, wormlike writhing movements.
按防治对象除草剂分（）种。
A、3
B、4
C、5
D、6
