单项选择题

What is the main idea of this passage

A．Obesity is now a global problem that needs tackling.
B．The weights increase fast throughout the whole world.
C．Obesity and starvation are two main problems in the poor world.
D．Obesity has shifted front the rich world to the poor world.

<上一题目录下一题>

热门试题

单项选择题

It can be concluded from the passage that the author's attitude toward sex selection is ________.

A．negative
B．positive
C．neutral
D．favorable

单项选择题

Girl sperm was preferred to boy sperm in the research most probably because ________.

A．girl sperm contains more genetic material
B．more mothers want to have girl babies
C．girl sperm is healthier and more active
D．girl sperm is more easily purified