已知函数f（x）=x²+（lga+2）x+lgb满足f（﹣1）=﹣2且对于任意x∈R，恒有f（x）≥2x成立．

（1）求实数a，b的值；

（2）解不等式f（x）＜x+5．

在课文《春天的小雨嘀嘀嘀》中找出三句比喻句抄写来。

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工业革命改变了英国的社会结构，经济的持续增长造成中等阶级与工人阶级力量的壮大，贵族、大地主的地位与经济实力都大为下降了，但他们仍把持政治权力，造成权力分配与社会力量对比高度脱节的状态。为了解决这种“状态”，英国在政治上（    ）

    Low-Cost Gifts for Mother's Day Gift

    Gift No. I

    Offer to be your mother's health friend. Promise to be there for any and all doctor's visits whether a disease or a regular medical check-up. Most mothers always say “no need,” another set of eyes and ears is always a good idea at a doctor's visit. The best part ? This one is free.

    Gift No. 2

    Help your mother organize all of her medical records, which include the test results and medical information. Put them all in one place. Be sure to make a list of all of her medicines and what times she takes them. “Having all this information in one place could end up saving your mother's life,” Dr. Marie Savard said.

    Gift No. 3

    Enough sleep is connected to general health conditions. “Buy your mother cotton sheets and comfortable pillows to encourage better sleep,” Savard said. “We know that good sleep is very important to our health.”

    Gift No. 4

    Some gift companies such as Presents for Purpose allow you to pay it forward this Mother's Day by picking gifts in which 10 percent of the price you pay goes to a charity (慈善机构). Gift givers can choose from a wide variety of useful but inexpensive things ---- many of which are “green” ---- and then choose a meaningful charity from a list. When your mother gets the gift, she will be told that she has helped the chosen charity.