-------one you choose,make sure that is the best one.A.whatever B.whichever C.however D.whenever

问题描述:

-------one you choose,make sure that is the best one.A.whatever B.whichever C.however D.whenever
为什么选择B?

whichever=no matter which.
如果选A的话,应该去掉题干中的one.whichever是从几个里面选出一个,而whatever是没有范围的,不能接one