There are four kinds of informative speeches: speeches about objects, speeches about concepts, speeches about processes, and speeches about events.
举一反三
- Speeches about concepts are more abstract than objects, events and processes.
- Informative speeches about concepts are usually arranged in __________ order.
- 中国大学MOOC:"Speeches about concepts are more abstract than objects, processes or events and are thus more complex and difficult to handle.";
- Speeches about _______ are often more complex than other types of informative speeches.
- The theory of relativity is a topic for speeches about _______.