bathroom,classroom,sitting-room里的oo发短音还是长音?为什么?

bathroom's bulb for bathroom bathroom,classroom,sitting-room里的oo发短音还是长音?为什么? Where's your classroom? what' s in your classroom? It's()to()()our classroom. let's d____in the classroom Thats a-----------classroom.(noise) That s a--------classroom.(noise) what,s in the classroom? classroom 复数classroom的复数加s么 bathroom是什么意思? there is____a bathroom in wulei's home he can____a bath every dayAtoo haveBalso haveCtoo hasDalso has 英语翻译he _________ __________ that his neighbour's bathroom was on fire. it's like the first bathroom floor there ever was如题,啥意思? classroom classroom what's in your classroom?是什么意思