“教课”造句

他以前从未教过课，甚至不确定自己该不该教课。
He'd never been in a class before and he was not even sure that he should have been teaching.

这次教课选择题还是填充题?
Was the test multiple choice or fill in the blank?

明天外教课去广州越秀公园边走边介绍啊!
Teacher lesson tomorrow Yuexiu Park in Guangzhou to introduce walking ah!