该图为某区域的水系分布,读图完成15-16题。造成图中甲、乙两河水系特征不同的主要影响因素是
图中东部河流的水能开发程度普遍不高,是因为
The teacher with curly hair teaches us _____________ the guitar.( )
to play
play
playing
Big sale!We have T﹣shirts __________white __________only $6.( )
in;for
of;for
in;at
She can't sleep well __________too much noise next door.( )
because
because of
since
___________ our teachers,we've made great progress in the past four years.( )
Thanks for
Thankful to
Thanks to
I read two reports yesterday.One is about the Three child Policy(政策),_______ is about Mar exploration(探测).( )
another
the other
other