单项选择题
符号形式与指示内容关系的阶段中第三阶段是( ) A.事物、事物状态理解困难阶段 B.用符号理解表达阶段 C.事物的功能性操作阶段 D.组句(语言规则)阶段 E.句子形式(语言规则)阶段
单项选择题 肺的门户是( ) A.鼻 B.喉 C.皮毛 D.腠理 E.汗孔
单项选择题 颅脑损伤后出现躁动不安首先应考虑( ) A.缺氧 B.尿潴留 C.颅内血肿 D.便秘 E.卧姿不适
单项选择题 Few people went to meet him at the railway station yesterday, ______ ? A.didnt they B.did they C.werent they D.were they