their和theirs的区别
1、词性上的区别
their是形容词物主代词，后面可以接名词。
theirs是名词性物主代词，后面不能接名词。
2、意思上的区别
their：他（她，它）们的
theirs：他们的；他的或她的。
3、用法不同
their用法：their是复数第三人称的所有格形式，是复数形容词性物主代词，在句中只可用作定语，其后常接复数名词。有时为了避免显示性别，their还可代替his，her物主代词，此时其后可接单数名词。有时their还可用作动名词的逻辑主语。
theirs用法：theirs为复数第三人称的名词性物主代词，可单独使用，起名词作用，在句中可作主语、宾语或表语，但不可用作定语，无复数形式。有时theirs还可与of连用构成双重所有格。
their
It would cost about￡3,000 to install a new heating system in a flat such as theirs
在他们那样的一套公寓房里安装一套新的供暖系统可能要花费3,000英镑左右。
Theirs had been a happy and satisfactory marriage.
他们的婚姻曾经一直幸福美满。
theirs
There was a big group of a dozen people at the table next to theirs
他们旁边的桌上坐了一大群人，有十几个。
This child is nobody's child until someone makes her theirs officially.
在有人办理正式手续认领以前，这个孩子不属于任何人。
from theirs.与他们的；他们的；他们从
Like Theirs.正如那些国家一样
their theirs.他们的；她们的；她；第三人称
theirs pron.他们的东西；他们的
rat theirs.有理输入
MungBethat theirs.绿豆
While Theirs.而他们
theirs pro.他们的东西
theirs s.他们的
1、Their success is due in large part to their determination.
他们的成功在很大程度上应归功于他们的决心。
2、Make sure you get a good look at their faces.
你一定要仔细看清他们的面孔。
3、No one in their right mind would choose to work there.
任何一个精神正常的人都不会选择去那里工作。
4、Many people don't use their computers to their full potential.
很多人没有充分利用他们计算机的全部潜在功能。
5、Students should aim to become more independent of their teachers.
学生应该努力逐渐减少对老师的依赖。
6、We try to help all students realize their full potential.
我们努力帮助所有的学生充分发挥他们的潜力。
7、They've put their son down for the local school.
他们已经给儿子报名上当地的学校。
8、Most people said that pay was their main motivation for working.
大多数人说赚取报酬是他们工作的主要动机。
9、They have increased their share of the market by 10%.
他们将其所占的市场份额增加了10%。
10、Do you like their new house?
你喜欢他们的新房子吗？
11、None of this would have been possible without their help.
如果没有他们的协助，这事没有一样能办成。
12、I must go home and get the kids their tea.
我得回家为孩子们准备茶点。
13Many people live in poverty through no fault of their own.
很多人生活贫困并非他们自己有什么过错。
14、Students stood around in groups waiting for their results.
学生们成群地站在周围等待成绩。
15、We encourage all students to work at their own pace.
我们鼓励学生都按自己的节奏学习。
16、Students have a free choice of courses in their final year.
学生在最后一学年可以自由选修课程。
17、What is their main source of income?
他们的主要收入来源是什么？
18、It would only take one phone call to blow their cover.
只要拨打一个电话就可揭穿他们的伪装。
19、I'm not in a position to query their decision.
我无权怀疑他们的决定。
20、You must place these events in their historical context.
必须把这些事件同它们的历史环境联系起来看。
1、Theirs are the children with very fair hair.
他们的孩子是那些长着满头金发的。
2、Theirs had been a happy and satisfactory marriage.
他们的婚姻曾经一直幸福美满。
3、Our children go to the same school as theirs.
我们的孩子和他们的孩子上同一所学校。
4、It's a favourite game of theirs.
这是他们最喜爱的游戏。
5、It was a neighbourly gesture of theirs.
这是他们友好的表示。
6、There was a big group of a dozen people at the table next to theirs
他们旁边的桌上坐了一大群人，有十几个。
7、It would cost about£3,000 to install a new heating system in a flat such as theirs
在他们那样的一套公寓房里安装一套新的供暖系统可能要花费3,000英镑左右。
8、This child is nobody's child until someone makes her theirs officially.
在有人办理正式手续认领以前，这个孩子不属于任何人。
9、Theirs had been an increasingly attenuated relationship.
他们的关系日益冷淡。
10、Now they are returning to claim what was theirs.
如今他们回来索取本属于他们的东西。
11、We will fight to the bitter end to ensure our children get what is rightfully theirs.
我们会斗争到底，确保我们的孩子得到理应属于他们的东西。
12、He would leave the trailer unlocked.If there was something inside someone wanted,it would be theirs for the taking
他不会给那个活动房屋上锁。里面要是有什么别人想要的东西，他们可以尽管拿。
13、She shouldn't restrain her anger at this insensible attitude of theirs.
对他们这种无动于衷的态度，她抑制不住心头的怒火。
14、Our team triumphed over theirs.
我们队胜了他们队。
15、The time of our English class and theirs coincide.
我们的英语课时间和他们的英语课时间一致。
16、We must coordinate our operations with theirs.
我们必须使我们的军事行动和他们的协调一致。
17、I have an idea cross to theirs.
我有一个与他们的主张相反的想法。
18、Can you bear to hear any opinions contrary to theirs?
你能耐心听不同意见吗？
19、Ours and theirs are sister schools.
我们学校和他们学校是姐妹学校。
20、Last year our factory's output was less than theirs,but this year we've caught up with them.
去年我们厂的产量不如他们，今年已经取齐了。