根据生活年龄与骨龄的差别,将青少年儿童的骨发育类型分为 发育延迟 、 和

A、早期型（早发育）

B、正常型（正常发育）

C、晚熟型（晚发育）

D、中期性（正常发育）

A. 骨龄大于时间年龄

B. 骨龄等于时间年龄

C. 骨龄小于时间年龄

D. 骨龄与时间年龄无关

A．FTP

B．TELNET

C．SNMP

D．DNS

听力原文：W: You must be pretty excitedbout your trip to Europe. When do you leve M: In听力原文：W: You must be pretty excitedbout your trip to Europe. When do you leve M: In just three weeks.nd I’m excited! But therere still few things I need to do before I go. Wht do we lern from the converstion The mn needs three weeks to do something before leving for Europe. B．Something prevents the mn from going to Europe. C．The womn is leving for Europe very soon. D．The mn is excitedbout his trip to Europe.

A．The man needs three weeks to do something before leaving for Europe

B．Something prevents the man from going to Europe

C．The woman is leaving for Europe very soon．

D．The man is excited about his trip to Europ

E．