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【简答题】
医院内使用中消毒剂的菌落总数不得超过( )。
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皮皮学刷刷变学霸
举一反三
【判断题】Domestic stories were considered more suitable for girls in the 18th and 19th centuries.
A.
正确
B.
错误
【单选题】My mother loves reading books written in the 18th and 19th centuries. Especially books by Jane Austen.
A.
True.
B.
False
【单选题】In the 18th and 19th centuries, scientists who set out with military expedition were to _____.
A.
make scientific discoveries
B.
spread scientific knowledge
C.
participate in science conference
【多选题】孟德尔根据豌豆杂交实验的结果提出了遗传学中最基本的定律,孟德尔选用豌豆作实验材料并获得成功的原因表述正确的有:( )。
A.
豌豆是自花传粉、闭花授粉植物
B.
豌豆的不同性状之间差异明显、易于区别
C.
各种豌豆品质具有可以区分的稳定的性状
D.
豌豆豆荚成熟后籽粒自动从豆荚里脱落
【单选题】The Industrial Revolution refers to the ______ and the consequent changes in social and economic organizations in Britain in the 18th and 19th centuries.
A.
urbanization of Britain
B.
reformation of the Church
C.
mechanization of industry
D.
mechanization of agriculture
【判断题】The UK was the first country in the world to industrialize in the 18th and 19th centuries.
A.
正确
B.
错误
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