神农____tea when he was boiling drinking water over an open fi
2个回答

C

try out 试验 They are trying out the new method.

他们正在试验那种新方法.

find out 找出;发现;查明 Please find out when the train starts.

请查一下火车什么时候开.

discover 发现,发觉;找到 Who first discovered America?

谁最早发现美洲大陆?

The lost bike was discovered at the bus stop.

丢了的自行车在公共汽车站那儿找到了.

invent 发明,创造,捏造,虚构

He invented a new type of stethoscope.

他发明了一种新型听诊器.

We must invent an excuse for being late.

我们必须编一个迟到的借口.