建筑美学可分两种()和()。
参考答案:常规美学;象征性美学
函数y=x2(x>0)的图象在点(ak,ak2)处的切线与x轴交点的横坐标为ak+1,k为正整数,a1=16,则a1+a3+a5=________.
—Good luck to you _____ your trip!
—Thank you _____ your kind words. [ ]
A. to; for
B. with; to
C. with; for
D. to; for