一、 选择题（注释）
1.Cultural exchange ________ better understanding.
A．makes forB．looks forC．takes forD．sends for
2.There are many famous cultural relics in our country, many _______ thousands of years ago.
A．dating back to B．date back to
C．dated back to D．were dated back to
3.This raises questions of cultural relics protection which _____________ to be debated publicly.
A．deserve B．intend C．devote D．fancy
4.When we sleep is _________cultural as biological-and practices differ greatly round the globe.
A．that much B．so much C．too much D．as much
