It is remarkable that large, mixed-ability classes could be kept together for maths throughout all their compulsory schooling from 6 to 15.
值得一提的是，在6岁到15岁的整个义务教育阶段，庞大的能力不同的班级都可以一起学习数学。
In 1972 the American National Association of Black Social Workers insisted that families "of African ancestry" should be kept together.
1972年，全美黑人社工联合会认为非洲裔家庭应该保持完整。
When you design your XML application and your XML document structure, in particular, you may have a choice to define which business data is kept together in a single XML document.
当设计XML应用程序和 XML文档结构时，您可能面临将哪些业务数据放在一个单独的 XML 文档中的选择。
Bettas, especially males, are not supposed to be kept together, as they will fight each other to the death.
不要把斗鱼养在一起，尤其是雄性斗鱼，因为它们会打个你死我活。
For all skills apart from straddle jumps, the legs should be kept together with the toes pointed.
除做跨跃动作外，两腿都应并拢，脚尖伸直。
Lion lay in ambush in the hope of making them his prey, but was afraid to attack them while they kept together.
一只狮子埋伏一旁，想要猎捕他们，但是他们在一块的时候又不敢袭击。
A Lion lay in ambush in the hope of making them his prey, but was afraid to attack them while they kept together.
一只狮子埋伏一旁，想要猎捕他们，但是他们在一块的时候又不敢袭击。
The accounts are usually on loose leaves or CARDS. A ledger is composed of these leaves or CARDS when they are kept together in a book.
账户通常采用活页或卡片形式，这些账户集合在一起就成为分类账。
During their training and education, these "pods" were kept together, forced to depend upon each other, and pitted against other pods in combat.
这些“群体”在训练和教育期间都会在一起，被迫互相依靠，在战斗中与其他群体竞争。
Laporte said she had no preferences(11) among the sketches: "They are like a river, where you can't separate water drops, " she said, hoping they would be kept together by a single buyer.
拉珀特说她无法说出更喜欢哪一幅画。她说：“它们就像一条河，你不可能分开每个水滴。”她希望所有的画都能被同一个买家收购。
Laporte said she had no preferences(11) among the sketches: "They are like a river, where you can't separate water drops, " she said, hoping they would be kept together by a single buyer.
拉珀特说她无法说出更喜欢哪一幅画。她说：“它们就像一条河，你不可能分开每个水滴。”她希望所有的画都能被同一个买家收购。
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