blackboard是啥?

blackboard是啥? blackboard Blackboard blackboard是什么意思 blackboard是什么意思 blackboard复数 Can't you see the blackboard?的答语是?Can't you see the blackboard?回答：不,我能看见.（译成英文） I don't know what's ____________(写) on the blackboard.是被动语态吗 give me my glasses,i can __ see the words on the blackboard答案是hardly, 英语词典中,blackboard ,television library picture book 的先后顺序是怎样? ___the blackboard,please. Look at the blackboard clean the blackboard blackboard的意思 blackboard什么意思 cleaning blackboard是什么意思? blackboard什么意思 Blackboard求中文