[单项选择]Warning: Poisonous! If accidentally swallowed, ______ vomiting at once and seek medical attention.
A. deduce
B. generate
C. engage
D. induce

[单项选择]Warning: Poisonous! If accidentally swallowed, （　）vomiting at once and seek medical attention.
A. deduce
B. generate
C. engage
D. induce

[填空题]warning

[填空题]Frogs and toads are usually poisonous.

[填空题]How far can the poisonous resin be shot

[简答题]

61)Fathers exposed to poisonous substances are probably just as likely to be the cause of defects in their unborn infants as mothers. Yet it is women who are told to stop drinking and smoking and to look after their health when they are pregnant. And it is women who find that they are banned from jobs where they are exposed to harmful chemicals or radiation. 62) Despite a growing body of scientific evidence that a man’s exposure to damaging substances can affect his offspring, pregnant women are still charged with the responsibility of keeping their infants healthy, said Gladys Friedler, of the Boston University School of Medicine. "This is puzzling", she said. "Most of the workforce is still male, so why do we still spend so much time looking at women The health of men as well as women should be of concern."
In the US, 2,500,000 children are born with birth defects each year. In 60 percent of cases the origin of the defect is not

[单项选择]Passage Three
A. The threat of poisonous desert animals and plants.
B. The exhaustion of energy resources.
C. The destruction of oil wells.
D. The spread of the black powder from the fires.

[填空题]Squeeze out the poisonous blood in case the animal bite mangle the skin.

[填空题]Low levels of carbon monoxide are not poisonous for healthy individuals.