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更多“选择性培养基（selected media)”相关的问题
Which of the following statements is NOT true？
A．Drugs are always given to animals for medical reasons.
B．Some of the additives in our food are added to the food itself and some are given to the living animals.
C．Researchers have known about the potential hazards of the food additives for over thirty-five years.
D．Food may cause forty percent of cancer in the world.
A.settlers
B.residents
C.lodgers
D.inhabitants
A．cache B．pool C．buffer D．clipboard
A、document.getElementByld(“flower”).checked;
B、document,getElementByld(“flower”),selected;
C、document.getElementByName(“flower”).checked;
D、document.getElementByName(“flower”),selected;
A) high-density polyethylene
B) nylon 6/6
C) fluorocarbons
D) polyester
A. Care-taker talk
B. Timely error correction.
C. Selected input
D. Minimal pair practice.
B、selected:Boolean该属性用于设置某组中的单选按钮当前是否为选中状态，如果是则为true，否则为false，默认值为false，在同一组中只允许一个单选按钮的selected属性值为tru
C、value:Object该属性用于设置当用户选择该单选按钮时返回的值。
D、以上都正确
