![]() The population in 1800:1 billion The population in1959:3 billion The population in 1999:(1) billion The population in(2) :9 billion The population in 2100:over 10 billion,the(3)population in the world The problems of increasing population,such as:traffic problem and(4)problem The reason(原因) why the population increases faster:more babies and longer life The things to need:more schools,(5) and houses in the future |
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發布:2024/5/27 14:0:0組卷:0引用:1難度:0.0