为了避免各家竞相降价揽载的“自杀性竞争”，1878～1884年，刚刚成立不久的轮船招商局与英国的太古、怡和公司先后三次达成协议——《齐价合同》，中外公司在各条航线上共同议定统一的价格，确定水脚收入和货源分配方案。对此理解正确的是（   ）

阅读短文，判断正误。正确的写“正确”，错误的写“错误”。

B

     It is Sunday morning.Mr. Brown and his son, Bill, are in a big shopping mall. Mr. Brown wants to buy a new dress for Mrs. Brown. Bill likes oranges. So his father buys two kilos of oranges for him, too. There are many things and many people in the mall. There are men and women, old and young. They all want to buy something there. The people in the mall are friendly. They are glad to help you find what you are looking for.

 _______ some people stay here for a short break, others have decided to stay forever.