1. 向一定量的氢氧化钡溶液中逐滴滴加稀硫酸至过量，下列图象与该反应事实相符合的是（　　）

    A few years ago, I was eating dinner with my children before we went to a museum. We were talking ____ (愉快地) when a man walked up to me and asked if I had a ____dollars to give him. I replied that I didn't even have one coin on me. Of course, my kids stood up and said: “Yes, you do, mommy.” I was a little embarrassed because I felt as if they____(抓住)me not telling the truth. Normally, I don't carry lots of money in my ____, instead, I pay with my bank card everywhere I go.

    So I told the man I could u____my bank card to buy him something to eat. His disappointing____(表情) quickly changed into a smile. Then I went to get him some kinds of food. He thanked me when I h____him a bag of food. After he left. I had a talk____my children: "Usually, I don't always like giving money to everyone who asks for it. H____, I am not against meeting the needs of others as I____as I have it. "I felt good knowing that the man had a nice meal that evening.

我国四大地理区域的划分依据主要是（    ）

材料一：卫鞅曰：“治世不一道，便国不法古（治理国家不一定只用一种方法，只要对国家有利，就不必效法古代的制度。）孝公曰：“善。”以卫鞅为左庶长，卒定变法令。

——《史记．商君列传》

材料二：行之十年，秦民大说（悦），道不拾遗，山无盗贼，家给人足。民勇于公战，怯于私斗，乡邑大治。

——《史记·商君列传》

材料三：“商君相秦十年，宗室贵戚多怨望者。……后五月而秦孝公卒，太子立……遂灭商君之家。”

——《史记．商君列传》

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