来自韩水生的问题
couldyoupleasetellme__?youcanasktheteacheA.howicancookwellB.howcouldicookwellC.howtocookwellDwhaticouldcookwell选哪个?请说明理由?
couldyoupleasetellme__?youcanasktheteache
A.howicancookwellB.howcouldicookwellC.howtocookwellDwhaticouldcookwell选哪个?请说明理由?

