What is the most common form of first contact between two people In many cultures the most common form of first contact between two people is a ______ .
举一反三
- Two common forms of families found in most cultures are elementary family and conjugal family。（ ）
- Which one below is NOT an essential element of communication? A: At least two or more people get involved. B: A shared language between the sender and receiver of messages C: No share of information D: Some contact between two sides
- ____More than two billion people, or about one-fifth of the world's population, speak some form of Chinese as their first language.
- It is common to insert a consonant between two vowels or a vowel between two similar consonants. A: 正确 B: 错误
- 中国大学MOOC:"It is common to insert a consonant between two vowels or a vowel between two similar consonants.";