Biological age means _____.
A: how many years people lived
B: the relative age calculated based on some factors
C: the actual years seen from the graph
D: the age that people look like
A: how many years people lived
B: the relative age calculated based on some factors
C: the actual years seen from the graph
D: the age that people look like
举一反三
- In a certain room，all except 18 of the people are over 50 years of age．If 15 of the people in the room are under 50 years of age，how many people are in the room？（） A: 27 B: 30 C: 33 D: 36 E: It cannot be determined from theinformation given．
- In the Silver Age people would live for a hundred years, being adults.
- The first period usually begins _____________.( ) A: between10 and 16 years of age B: between 12 and15 years of age C: between 15 and 16 years of age D: between 10 and 12 years of age
- In fact, some elderly people are quite happy to ______ their age, especially if they feel they look young for their age.
- 中国大学MOOC:"People can experience life of someone in the Iron Age 2,000 years ago.";