有一种药物刺激试验结果不正常时，即可诊断GHD。()
参考答案：错
He's heavy now. He ______________ eat vegetables. [ ]
A. have
B. have to
C. has to
林老先生因脑中风右侧肢体瘫痪，为预防褥疮发生，最好的护理方法是：
A．每2h为他翻身按摩一次B．每天请家属看他皮肤是否有破损C．给他用气圈D．让其保持左侧卧位E．鼓励他做肢体功能锻炼
