单项选择题

Which of the following is NOT the result of a tornado

A．Insects are unable to balance themselves.
B．It is difficult to breathe.
C．A tornado destroys everything on its path.
D．A tornado kills 120 people every time it comes.

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热门试题

单项选择题

Why does breathing become difficult for humans during a tornado

A．The wind becomes fast and hot.
B．Air pressure gets steadily lower.
C．The black area moves closer.
D．They are knocked to the groun

单项选择题

Prior to the formation of a tornado, ______.

A．the sky is cloudy
B．the sky is very dark
C．the sky is cloudless
D．a black line stretches across the horizon