原式=2(x-3)x-2×[-x-2(x+3)(x-3)]=-2x+3,
当x=1时,原式=-21+3=-12.
短文填词。
A couple of months ago, I asked to go to Wuxi. With my parents' 1.________ (许可), I went there by bus
and visited lots of beautiful parks. 2.________ impressed me most was the visit to the Taihu Lake. Never
3. ________ I seen such a large lake in my life. I boated on the lake and walked 4. t ________ the parks along
the shore. The air 5. ________ so fresh, the flowers were so charming and the stone were so beautiful. I
6. ________ (爬) the high HuiHills. Each step I took brought me 7. c________ to the top of the hill. What
beautiful sights and waters! I was 8. ________ (吃惊) to see wild geese playing joyfully 9. a________ the
waters of the Wuhu Lake. I enjoyed my trip 10. ________ much that I even didn't want to leave when my
holiday ended.
职工与企业签订的劳动合同中关于工资报酬的标准只要不低于当地最低工资标准即可,可以不考虑工资集体协议规定的最低标准.