“39 Steps”is one of the most exciting films_________ directed by my brother.

A．which were

B．which was

C．that was

D．that were

以下程序的输出结果是( )。 #include＜stdio.h＞ main() {int a=1，b=3； if((++a＜0)&&!(b--＜=0)) printf("%d，%d\n"，a，b)； else printf("%d，%d\n"，b，a)； }

A．2，2

B．1，3

C．3，2

D．3，1