一、these的肯定回答怎么写？
Yes,they are.因为现在所表示的对象是第三者,应用第三人称.人称代词只有I,YOU,IT/HE/SHE.复数是WE,YOU,THEY.本题these 应用they代替.
二、thisthatthey他们之间的区别？
1.意思不同
this的意思是这，这个
that的意思是那，那个
they的意思是他，她，它们，是复数形式。
2用法不同
that指同名异物
三、is this的问句,回答为什么用it？
1.问名字 What is your name？注意：回答有3种方式 My name is Jim.I am Jim. Jim.
2.问电话号码 What is your telephone number？It is 1234567.注意：回答的时候，用单数。电话号码看成一个整体。
3.问班级 What class are you in？I am Class Four，Grade Seven. 注意：回答的时候，班级在前，年级在后（这是英语的表达习惯）。而且都要大写。
4.问颜色 What color is it？【单数形式】It is red.What color are they？【复数形式】They are black.
5.这个/那个用英语怎么说？ What is this/that in English？It is a book.注意：在问句中，如果上文出现了this或者that，下文的回答用it.这样是为了避免重复。
6.这些/那些用英语怎么说？What are these/those in English？They are books.注意：在问句中，如果上文出现了these或者those，下文的回答用they.这样是为了避免重复。
7.问长相 what……look like？What does he look like？He is tall.注意：What…look like？这是对一个人的外貌进行询问常见的句型。What does your friend look like？你朋友长什么样？
8.问职业，有三种表达方式 What do you do？=What is your job？=What are you？I am a student. I am a driver.
9.问吃/喝什么What would you like to drink/tea？Orange juice，please.注意：would like to do是想要做某事。
10.问评价What do you think of/about this book?It is interesting.注意：What do you think of…？你认为……怎么样？还可以这样说 How do you like/find this book？
11.问天气What is the weather like？ 其中what is…like？是问…怎么样？What is the weather like today？今天天气怎么样？It is cloudy.多云的。
12.问喜欢的东西What is/are your favorite …？What is your favorite color？你最喜欢的颜色是什么？What are your favorite animals？你最喜欢的动物是什么？
13.问时间What is the time？几点了？=What time is it？
14.问是谁？ Who are you？ Who is he？ Who are they？
15.问谁的Whose book is it？=Whose is the book？这本书是谁的？
16.问来自哪里？Where are you from？你来自哪里？=Where do you come from？注意：be from=come from 来自……I am from China.I come from China.
17.问身体How are you？你好吗？I am fine/OK. 我很好。How is he？他好吗？How is your father？你爸爸身体好吗？
18.问方式 How do you spell it？C-A-R，car. 你怎么拼写它？How do you usually come to school？I usually come to school by bus/car/train.
19.问年龄 How old are you？你几岁了？How old is your dog？你的小狗几岁了？
20.问价钱How much is it?（单数形式）How much are they？（复数形式）无论是单数问，还是复数问 =What is the price of…
？How much is the book？=What is the price of the book？How much are the books？=What is the price of the books？
21.问温度What is the temperature？温度是多少？It is about 20℃。大约20摄氏度。获取更多请关注微信公众号 genshen36599
四、that的同类词有哪些？
that的同类词有this，具体内容如下。
指示代词（demonstrative pronoun）是表示指示概念的代词，即用来指示或标识人或事物的代词。指示代词与定冠词和人称代词一样，都具有指定的含义，用来起指示作用，或用来代替前面已提到过的名词。指示代词分单数（this / that）和复数（these / those）两种形式。
