单项选择题

The population in the 21st century according to the writer ______.

A．will be smaller than a fw years ago
B．will not be as small as people expect
C．will prove to be a threat to the world
D．will not consitute as serious a problem as expected

<上一题目录下一题>

热门试题

单项选择题

The sentence From costing nothing children suddenly come to seem impossibly expensive (Para. 2) implies that ______.

A．food and clothing for babies are becoming incredibly expensive
B．prices are going up dramatically all the time
C．to raise children women have to give up interesting and well-paid jobs
D．social development has made child-raising inexpensive

单项选择题

A chief factor in bringing down the births in Europe in the 19th century is ______.

A．birth control
B．the desire to seek fortune in cities
C．the instability of marriage
D．the changed place of women