在小学阶段，英语学习是培养学生语言能力的重要环节。为了帮助学生们更好地掌握基础知识，人教版教材特别设置了黑体词汇部分，这些词汇是每个单元的重点，需要学生熟练记忆和运用。本文将全面梳理从三年级到六年级的人教版小学英语教材中所有必背的黑体词汇，为学生和家长提供一份详细的学习参考。

三年级上册：

第一单元：Hello, my name is...; What's your name?

第二单元：I have a pencil; How many pencils do you have?

第三单元：This is my book; Where is my ruler?

三年级下册：

第一单元：It's in the box; Let's go to school.

第二单元：What colour is it?; It's yellow and white.

第三单元：Do you like pears?; Yes, I do.

四年级上册：

第一单元：My schoolbag is heavy; Where is my book?

第二单元：Let's play football; Do you often play football?

第三单元：What would you like for dinner?; I'd like some rice.

四年级下册：

第一单元：How much is it?; It's nine yuan.

第二单元：What time is it?; It's eight o'clock.

第三单元：Where does he work?; He works on a farm.

五年级上册：

第一单元：What are you going to do?; I'm going to read a book.

第二单元：There is a park near our school; Is there a library near here?

第三单元：What's your hobby?; My hobby is collecting stamps.

五年级下册：

第一单元：When is your birthday?; My birthday is in May.

第二单元：What did you do last weekend?; I played football.

第三单元：Did you see a film yesterday?; Yes, I did.

六年级上册：

第一单元：How can I get to the cinema?; Turn left at the bookstore.

第二单元：What should I do?; You should see a doctor.

第三单元：Why do you like spring?; Because I can fly kites.

六年级下册：

第一单元：What are you going to do after graduation?; I'm going to be a teacher.

第二单元：How was your holiday?; It was great.

第三单元：Who is the tallest?; Mike is the tallest.

以上便是人教版小学英语三到六年级全部必背的黑体词汇。这些词汇不仅涵盖了基础的语言点，还涉及到日常生活中常见的场景。希望同学们能够通过反复练习，牢固掌握这些词汇，并灵活运用到实际交流中去。同时，家长也可以利用这些词汇与孩子进行互动游戏，增强孩子的学习兴趣和自信心。让我们一起努力，为孩子们的英语学习之路奠定坚实的基础！