来自董长青的问题
【关于baseon的用法TheProfessorcouldhardlyfindsufficientgrounds__hisargumentsinfavorofthenewtheory.A.tobebasedonB.whichtobaseonC.tobaseonDonwhichtobase选哪个,请一定要说明为什么啊!~】
关于baseon的用法
TheProfessorcouldhardlyfindsufficientgrounds__hisargumentsinfavorofthenewtheory.
A.tobebasedon
B.whichtobaseon
C.tobaseon
Donwhichtobase
选哪个,请一定要说明为什么啊!~
