Itissaidthatdogswillkeepyou_________foraslongasyouwantwhenyouarefeelinglonely.
A.colleagueB.friendC.companionD.company
请问答案应该选哪个?还有原因.
Somestudentsoftenlistentomusic________classestorefreshthemselves.
A.betweenB.amongC.behindD.during