Chinese phrase
我写在黑板上了 wǒ xiě zài hēi bǎn shàng le
Meaning
I wrote it on the blackboard
When to use it
The speaker wrote something on the blackboard. It answers a question about where something was written and describes a completed action.
Example dialogue
你把答案写在哪儿？ nǐ bǎ dá àn xiě zài nǎr
Where did you write the answer?
我写在黑板上了。 wǒ xiě zài hēi bǎn shàng le
I wrote it on the blackboard.