题目

Every week, two converted blue buses packed with children’s books carefully drive along the streets of Kabul, avoiding areas where deadly explosions are common. These travelling libraries stop off at schools in different parts of the city, delivering a wealth of reading material directly to youngsters who have limited access to books.“A lot of schools in our city don’t have access to something as basic as a library,” says Freshta Karim, a 27-year-old Oxford University graduate who was inspired to start Charmaghz, a non-profit organization, in her home city having grown up without many 下列命题中正确的是 [　　] A．若|a|＞|b|则a＞b B．若|a|＝|b|则a＝b C．若a＝b则a与b共线 D．若a≠b则a与b一定不共线