The rate of population growth reached a peak in 1999 and declined in ______ years.
举一反三
- The population growth rate is the birth rate minus the death rate.()
- Age distribution is the number of individuals of each age in the population which influences greatly the rate of population growth。 ( )
- America's population growth rate is lower than China's.( )
- This passage chiefly discusses ______. A: the growth of world population B: one type of the exponential rate C: the population problem of more rapidly growing countries D: the possible ways of dealing with the rapid population growth
- The population growth rate is the birth rate _______________ the<br/>death rate. A: plus B: subtract C: multiply D: divide