【单选题】-- You know I dropped medicine and __________ physics. --- You made a right decision.
【简答题】In what way does culture value influence your life?
【单选题】The teacher ________ my mobile phone because I used it in class. [ ]
【简答题】简述下列协议的功能。 Telnet DHCP DNS IMAP HTTP SMTP FTP
【单选题】铰链四杆机构中,各构件之间以( )相连接。
【单选题】下面哪种方法能够有效打破传统的思维定势?