• 处理邮件
• 更新 Todo List
• 学习算法
• 学习英语

## 今日笔记

Promise 知识补充

Promise 的使用

Git 使用笔记

• delete local branch

• delete remote branch

## 英语学习笔记

### Grammer

Prepositions At, on and in (place)

We use at:

• to refer to a position or location which we see as a point

e.g. I was sitting at my desk.

It means I was sitting in the front of desk rather than sitting on the top of desk.

• to talk about locations at companies, workplaces when we see them as a place of activity

I am working at SAP

• to refer to activities which involve agroup of people

at the party, at the cinema, at the theatre

• with school/college/university

at school

• to refer to an address

I lived at number 1 Road.

• to refer to most shops:

Look what I bought at the butcher’s today.

We use on:

• to refer to a position on any surface.

I know I left my wallet on the desk.

• to talk about a floor in a buiding

I live on the 17th floor.

• to describe a positon along a road or river or by the sea or by a lake

Beijing is on the east of my home.

• to talk about being physically on public transport

I was on the train when she phoned.

but to talk about ways of travelling, we use by: I went to Shanhai by train.

We use in:

• to talk about locations within a larger area.

I know my book is somewhere in this room. Can anyone see it?

• to talk about workspaces when we see them as a physical location

Elan Wang worked in the shared-office last month.

but we use on when we talk about a actual location, e.g. I’ve always wanted to work on a farm.

• with class

I wasn’t learning grammer in my english class, so I need to self-study again now.

### Vocabulary

• irrespective: 不考虑的，不顾的

not taking into account; regardless of.

• respective: 各自的

belonging or relating separately to each of two or more people or things.