The three types of party systems are ( ), ( ) and ( ).
举一反三
- Contract law, civil law, and theocratic law are the three main types of legal systems in use around the world. ( <br/>)
- Which of the following is not one of the three broad types of economic systems? A. Market economy B. Command economy C. Mixed economy D. Free economy
- There are three types of insulin:
- There are three types of networks.
- There are three types of memory: 、 、