游离神经末梢可感受痛、温觉；环层小体可感受压觉和振动觉。（）
参考答案：对
Don’t worry. The children always work hard and the teachers _______ in class.
A．always listen
B．are listening
C．are always listened to
D．are always listening to
男。加岁。低热、盗汗、咳嗽、血痰一月。胸片示右上肺小片状浸润影，密度不均。确诊应选择的检查是
A．血清中结核抗体B．血沉C．痰检抗酸杆菌D．PPD试验E．痰TB-DNA
