毒伞菌（poisonous mushrooms）
毒伞菌（poisonous mushrooms）
相关考题：
One day a customs officer managed to get some fresh mushrooms(磨菇). He was so __21__ what he had bought that he offered to share the mushrooms with his brother officers. When their breakfast arrived __22__, each officer found some mushrooms on his plate."Let the dog try a piece first." suggested one __23__ officer who was afraid that the mushrooms mightbe poisonous.The dog seemed to __24__ his mushroom, and the officers then dared to eat their breakfast, saying that the mushrooms had a very strange but quite pleasant taste.An hour later, however, they were all astonished __25__ the gardener came in and said seriously that the dog was dead. Immediately, the officers jumped into their cars and rushed to the nearest hospital. Pumps(清胃器) were used and the officers had a very hard time getting rid of the mushrooms that remained in their stomachs.21.A.carefulB.the next dayC.whenD.pleased withE.enjoy22.A.carefulB.the next dayC.whenD.pleased withE.enjoy23.A.carefulB.the next dayC.whenD.pleased withE.enjoy24.A.carefulB.the next dayC.whenD.pleased withE.enjoy25.A.carefulB.the next dayC.whenD.pleased withE.enjoy
According to the Chemical Data Guide，what does ethyl chloride produce when ignited?A.Toxic fumes of oxides of nitrogenB.Toxic fumes of leadC.Poisonous phosgene gasD.Poisonous chlorine gas
单选题The case of the poisonous mushrooms (paragraph 2) suggests that American doctors ______.Ashould pay more attention to radio reports.Bonly read medical articles published in English.Cis sometimes unwilling to try foreign treatments.Ddoes not always communicate effectively with their patients.
填空题按Ainsworth（1973）的分类系统，真菌门分为（）、（）、（）、（）和半知菌等五个亚门；伞菌属于（）亚门，（）纲，约有3000余种，因个体似伞，故称伞菌，俗称蘑菇。