致密斑
参考答案:
为远端小管靠近肾小体侧的上皮细胞形成的椭圆形斑
234. After the 1911 Revolution, China began to use the Gregorian calendar (solar calendar) and at the same we have also used the lunar calendar(阴历) in which a leap year (闰年)______ every four years.
A.occurs
B.take place
C.breaks out
D.Orbits
美国现代建筑的奠基者—“芝加哥学派”为美国现代建筑的发展开辟了道路,并培养出一大批著名建筑师,其创始人是()
A.詹尼
B.伯格纳
C.赖特
D.沙利文