Unit 6 I'm going to study computer science语法知识课件(共21张PPT)

(共21张PPT)
I’m going to study computer science.
UNIT 6
目录
知识详解
语法解析
01
语法解析：be going to
定义：
be going to + 动词原形
表示将要发生的动作或安排，或打算，计划，决定要做的事。
常与表示将来的时间状语(tomorrow, next year)或when 引导的时间状语从句连用。句式变化借助be动词完成。
句型结构：
be going to + 动词原形
肯定句：
否定句：
一般疑问句：
肯否回答：
特殊疑问句：
主语+ be going to + 动词原形 + 其他。
主语 + be not going to + 动词原形 + 其他。
Be + 主语 + going to + 动词原形 + 其他？
Yes, 主语 + be.
No, 主语 + be not.
疑问词 + be + 主语 + going to + 动词原形？
be going to + 动词原形
例
句：
肯定句：
我打算这个周末去拜访我的朋友.
I’m going to visit my friends this weekend.
否定句：
I’m not going to visit my friends this weekend.
这周末我不打算去拜访我的朋友.
一般疑问句：
回答：
画线提问：
Are you going to visit your friends this weekend
这周末你要去拜访你的朋友吗？
Yes, I am.
是的，我打算去.
When are you going to visit your friends
你打算什么时候去拜访你的朋友
02
词汇辨析＋知识解析
本单元表示职业的名词
computer programmer
计算机程序员
cook
厨师
doctor
医生
engineer
工程师
driver
司机
pilot
飞行员
actor
男演员
pianist
钢琴家
scientist
科学家
artist
艺术家
violinist
小提琴手
teacher
教师
basketball player
篮球运动员
Q:
--What do you want to be when you grow up
A:
--- I want to be an artist.
practice v.练习 n. 练习
v. 练习
practice doing sth.
练习做某事
eg: 你需要每天练习说英语.
You need to practice speaking English every day.
n. 练习
Practice makes perfect.
熟能生巧。
常跟动词-ing作宾语的词/短语
避免avoid 错过miss 少延期put off
建议suggest 完成finish 多练习practice
喜欢enjoy 想象imagine 禁不住can’t help
逃避escape 冒险risk 莫考虑consider
保持keep 忍受stand 不介意mind
4. by+地点.
”在...的旁边”
3. by+反身代词(oneself).
“通过某人自己,独自...”
1. by+作者.“
由...创作/编著等”
2. by+交通工具(中间不要冠词).”乘,坐...”
介词by的用法
I like listening to the music by Mozart.
我喜欢听莫扎特的乐曲.
I usually go to school by bike.
我通常骑自行车去上学.
I learn English by myself.
我通过自学学习英语.
I’m standing by the sea.
我正在站在海边.
5. by+doing sth. “通过做某事”
6. by+时间.”最后期限,不迟于...”
7. by +通讯工具.
“表方式”
I practice spoken English by reading aloud.
我通过大声朗读练习口语的.
I must finish the task by October.
我必须在十月前完成任务.
I talked with my friend by telephone.
我通过电话与朋友交谈.
介词by的用法
keep v. 保持
keep doing sth.
一直做某事
keep sb. doing sth.
让某人一直做某事
keep on doing sth.
继续做某事
keep a diary
记日记
keep quiet
保持安静
worry v.担心,担忧(不及物动词)
担心某人
动词短语： worry about
形容词短语：
be worried about
eg: 1. 别担心我.
Don’t worry about me.
2. 她担心她的儿子.
She is worried about her son.
send v. 邮寄.送(及物动词)过去式为sent
把某物寄给某人/给某人寄某物
send sb sth.
= send sth. to sb.
派某人去请某人
send for sb.
eg: 娜娜送给我一个玩具.
Nana sent me a toy.
Nana sent a toy to me.
练习题
体操
un. 运动,锻炼
exercise
v. 运动,锻炼
exercise v.运动,锻炼 n.锻炼,体操,练习题
n.
cn.
How often do you exercise
You should take more exercise.
He does eye exercises every morning.
Please do the exercises on page 12.
辨析：be able to 与 can ‘能”后加动词原形
be able to
can
表示有能力，尤指经过努力而获得的能力
有人称和数的变化
用于多种时态
表示自身所具备的能力
无人称和数的变化
只有现在时(can)和过去时(could)
eg: He can play basketball well.
They’ll be able to tell you the truth soon.
promise to do sth.
许诺做某事
promise sb sth.
许诺某人某事
promise + that 从句
承诺...
promise 还可作n.
promise v. 许诺,承诺
My mother promised to buy a piano for me.
My mother promised me a bike.
keep a promise
信守承诺
break a promise 违背承诺
Tom promised that he can return on time.
help sb.(to) do sth.
帮助某人做某事
help sb. with sth.
在某方面帮助某人
help oneself to sth.
随便吃...
can’t help doing sth.
禁不住做某事
help v./n. 帮助
eg: Can you help me (to) carry the box
Mr Li often helps me with my English.
Help yourselves to some fish.
...是什么意思？
...是什么意思？
...是什么意思？
吝啬的,刻薄的
meaning. n. 意义，意思------mean v.意思是...,意味着...
What’s the meaning of ...
What does ... mean
What do you mean by ...
mean adj.
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