秦皇汉武治理国家分别采取了哪家思想[ ]
A.儒家、法家
B.道家、法家
C.儒家、墨家
D.法家、儒家
答案:D
People have always been ________ about exactly how life on earth began.[ ]
A.curious
B.excited
C.anxious
D.careful
简述红细胞变形的力学行为。