—I'm getting fatter and fatter, what should I do, doctor?
—You'd better eat _____ food and take ____ exercise.
A:less; less
B:more; more
C:more; less
D:less; more
读图观察我国的位置,回答问题。
均田制是中国古代重要的土地制度,推行该制度的朝代有( )
①西周 ②北魏 ③唐朝 ④明朝
能被2145整除且恰有2145个约数的数由____ 个.