i ve never forget the days ___ i spent in the country A that B when C in which D where

问题描述:

i ve never forget the days ___ i spent in the country A that B when C in which D where

A.
spend作“花费”讲是不及物动词,作“度过”讲是及物动词.在本题取“度过”之意,故从句缺宾语,选that作宾语.