给出下面的程序框图,那么其循环体执行的次数是 ( )
A:499
B:500
C:1000
D:998
A: were you five years ago? B: I was in Beijing.
10世纪以后兴起的强大的玛雅城邦不包括( )
The movie is ___________ moving ___________ we all cry.