our english teacher often writes some new key words on the

问题描述:

our english teacher often writes some new key words on the

??? blackboard??在黑板上??

Blackboard

Our english teacher often writes some new key words on the (blackboard).
句意:我们英语老师经常将一些新的重点单词写在黑板上.

我们英语老师总是在...上写一些关键的句子(单词)