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【单选题】
以下关于JavaScript事件描述,不正确的是A.
click：鼠标单击事件
B.
focus：获取焦点事件
C.
mouseover：鼠标移动到事件源对象上触发的事件
D.
change：选择字段事件
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举一反三
【单选题】女性,24岁,因心悸.多食.消瘦,月经量少就诊,经查体及实验室检查确诊为Graves病,患者幼年时有哮喘史,下述何种药物应禁忌
A.
甲基硫氧嘧啶
B.
甲巯咪唑
C.
卡比马唑
D.
甲状腺素片
E.
普萘洛尔
【单选题】Neotropical coastal mangrove forests are usually “zonal,” with certain mangrove species foundpredominantly in the seaward portion of the habitat and other mangrove species on the morelandward portions...
A.
refute the idea that the zonation exhibited in mangrove forests is caused by adaption to salinity
B.
describe the pattern of zonation typically found in Florida mangrove forests
C.
argue that Davis’ succession paradigm cannot be successfully applied to Florida mangrove forests
D.
discuss hypotheses that attempt to explain the zonation of coastal mangrove forests
E.
establish that plants that do well in saline forest environments requre salt to achieve maximum metabolic efficiency
【单选题】In American movies, cowboys are usually characterized as ______ .
A.
creating much misery for the Indian Natives
B.
heroes fighting against the settlers of the frontier
C.
free individuals who were adventurous and self-reliant
D.
villains who were tough but courageous
【简答题】在汽油机电控燃油喷射系统中,喷油量的控制是通过对( )的控制来实现的。
【单选题】女性，24岁。因心悸，多食，消瘦就诊。经查体及实验检查确诊为Graves病，患者幼年时有哮喘史。下述何种药物应禁忌
A.
甲基硫氧嘧啶
B.
甲巯咪唑
C.
卡比马唑
D.
甲状腺素片
E.
普萘洛尔
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