题目

阅读下面短文，用括号内所给动词的适当形式填空。 (必要时加助动词或情态动词。) Two months after beginning the new work hours，good results（1）____________（report） in Jinan. New work hour starts at 9 in the morning，an hour later than before. But people still go back home at 6 in the afternoon. “With one more hour’s sleep every day，I feel much better，”said a worker there. Now people still work as long as before，but not from 8:00 to 6:00.They （2）________（go） to work an hour later，but have a shorter lunch break. In the past the（2005•陕西）观察下列等式：12+2×1=1×（1+2）22+2×2=2×（2+2）32+2×3=3×（3+2）…n个等式可以表示为    ．