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At a temperature of 68 degrees, how many guinea pigs were infected？
A．None.
B．Only one.
C．Half of them.
D．All of them.
答案
更多“At a temperature of 68 degrees, how many guinea pigs were infected？A．None.B．Only one.C．Hal”相关的问题
第2题
It can be concluded that ______.
A．raising the world's temperature only a few degrees would not do much harm to life on earth
B．lowering the world's temperature merely a few degrees would lead many major farming areas to disaster
C．almost no temperature variations have occurred over the past decade
D．the world's temperature will remain constant in the years to come
第4题
What was the high temperature in Columbus, Ohio on December 12？
A．81°.
B．50°.
C．41°.
D．60°.
第5题
The temperature of the world in the past ten years has dropped a little ______.
A．because wind and rain changed the weather
B．the drop in the temperature would have effects on wind and rain
C．because wind and rain did not change the weather
D．the drop in the temperature would not have effects on wind and rain
第7题
B.being risen
C.rising
D.raising
第8题
A. has raised
B.has been risen
C.has been raised
D.has risen
第9题
A.normal
B.average
C.regular
D.ordinary
第10题
How many cities had a temperature below 0° sometimes during the day？
A．One city,
B．Two cities.
C．Three cities.
D．Four cities.
