“谷撒地，薯叶黄，青壮炼铁去，收禾童与姑，来年日子怎么过”，此句反映的是20世纪

______年3月，国民党军队20多万人，大举进               解放区，中 * * 主动撤出延安。             和               率领中 * * 和解放军总部一直转战陕北，指挥解放战争。              和                率西北解放军，进行多次战役，粉碎敌人的进攻。

我国急性胰腺炎的主要病因是

A．慢性酒精中毒
B．胆道系统疾病
C．内分泌与代谢障碍
D．胰管阻塞
E．手术与创伤

改错。

( ) 1. The noise was too loud that we were hardly able to hear ourselves talk.                                    

                                   A           B                           C

( ) 2. He will call you as soon as he arrive.                                                                                     

                  A                     B              C

( ) 3. Last time I saw you, you are going to start a new job.                                                            

                              A                  B                                C

( ) 4. I look forward to meeting you and discuss the various possibilities.                                          

                A                        B                      C

( ) 5. It was so cold in New York that I almost froze, despite of all the clothing I had on.                   

                                                                          A          B    C

阅读下面程序，则执行后的输出结果是 【7】 。 #include"stdio.h" main() { int x，y，z；x=1；y=2；z=3；if(x＞y)if(x＞z)printf("%d"，x)；else printf("%d"，y)；printf("%d\n"，z)；}