【单选题】The old men in hospital ______________.
D.
are taken good care of
【单选题】Aa和Bb为两对独立遗传基因,但只有在A、B同时存在时,才能共同决定一种性状的表现,其它情况下只能表现为另一种性状,则AaBb植株自交子代出现的分离比例应为()
【判断题】初等函数在其定义区间(包含在定义域内的区间)上都是连续函数。
【单选题】儿茶酚胺类激素是下列哪种化合物的衍生物()
【简答题】After the examinations, I need to take a good r .
【简答题】Sick kids will ____ in the hospital A be taken good care B. take good care C.be taken good care of D. take good care of