从五带划分来看，我国领土大部分在____ 带，南部小部分在____ 带，没有  ____带。领土的最北端在____  以北的黑龙江主航道中心处；最南端在海南省南沙群岛的 ____ ；最西端在新疆的____ 上；最东端在黑龙江与____ 主航道汇合处。

用适当的介词填空

（1）He was born____ a cold morning.

（2）The girl began to learn to play the piano____ an early age.

（3）The beautiful music was____ Gu Jianfen.

（4）We often watch concerts____ TV.

（5）The boy can play all types____ instruments(乐器).

——Which share is for me ?
——Your can take _____ half. They are exactly the same.