关于焦虑的临床表现,以下说法不正确的是()。
A.可表现为木僵
B.可表现为肌肉疼痛
C.可出现心悸、气短、尿频、腹泻
D.注意力难以集中
E.可表现为静坐不能
参考答案:A
果园里有桃树385棵,梨树比桃树少18棵,果园里有梨树、桃树共多少棵?
TCP/IP is a communication protocol, which provides many different networking services. The TCP/IP Internet protocol suite is formed from two standards: the TCP (Transmission Control Protocol) and the IP (Internet Protocol).() means it is on the transport layer.
A.ISO
B.IP
C.OSI
D.TCP