老年斑是常见于老年人的一种（）。
老年痴呆症的病理学变化中，老年斑属于哪一类沉积物（）。
老年人有老年人的意愿需要表达，有老年人的利益需要维护，有老年人的作用需要发挥，这是指老年人的（）需要。
下列哪种食物对于防止“老年斑”效果最好？（）
为减少老年斑，可适量补充的维生素首选（）。
Senile plaques(老年斑)
老年痴呆症的病理学变化中，老年斑属于哪一类沉积物（）
蚀斑（plague）
（）during the voyage any case or suspected case of plague，cholera，yellow fever，smallpox，typhus or relapsing fever?
Name the author of the following literary works. A Journal of the Plague Year
何谓老年斑?
老年人皮肤上出现“老年斑”，原因可能是（）
老年人有老年斑，对此最合理的解释是（）
健康的老年人，老年斑不会增多。
噬菌斑（plague）
The specific plague that took place in Europe in the mid-14th century was called:
Thousands were _____ of the plague in theh Middle Ages.
In recent days, our plague has symptoms: constant wars and the dilution of our wealth are the two most deadly.
3. The first outbreak of plague swept across England in the ____ century.
Earthquakes have plagued our lives and resulted in great damage to the human beings for as long as people have ____ the earth. (选词填空：inhabited; inhibited)
