Products
Mind Mapping Software
Outlining Software
甘特图软件
Uses
Mind Maps for Education
Mind maps for Business
用于个人发展的思维导图
思维导图的好处
資源
特点
教育
个人和工作
台式电脑
Video Tutorials
Watch tips and tricks about using Mindomo.
Help Center
Detailed help guide on configuring and using Mindomo.
文章
甚麼是思維導圖?
How to Mind Map?
How to Take Notes with Mind Maps?
How to Prioritize Tasks with Mind Maps?
What is a Concept Map?
Top 29 Mind Map Examples
定价
登入
注册
Products
Mind Mapping Software
Outlining Software
甘特图软件
Uses
Mind Maps for Education
Mind maps for Business
用于个人发展的思维导图
思维导图的好处
文章
甚麼是思維導圖?
How to Mind Map?
How to Take Notes with Mind Maps?
How to Prioritize Tasks with Mind Maps?
What is a Concept Map?
Top 29 Mind Map Examples
特点
教育
个人和工作
台式电脑
說明
Video Tutorials
Help Center
定价
注册
登入
类别
全部
-
grammar
-
past
-
verbs
-
time
作者:
Sofía tomasello
4 年以前
1332
Past Perfect Continuous
開啟
更多类似内容
Past simple and Past continuous
由Zam H
PAST PERFECT SIMPLE
由Nela b
Adverb Phrases
由KAROL JIMENA VACA RIVERA
Irregular Verbs
由Mohammed H.
Past Perfect Continuous
ADVERBS OF TIME: All day - night - week -for years - for a long time - ages, since
EXAMPLE 2: She was exhausted because she had been working all day.
EXAMPLE 1: Juana had been working on the cake before Thomas arrived.
STRUCTURE: had + been + verb + ING
AUXILIARY VERBS TO MAKE QUESTIONS: had
USE: For an action that started in the past and were still in progress when another action started or something happened.
USE 2: For actions that were in progress in the past and had an effect on a later action.
Past Perfect Simple
ADVERBS OF TIME: before - After - when - already - for - for a long time - for ages - just - never - once - so far - yet - since 2007/ June
EXAMPLES 1: Juana had finished the cake before Thomas arrived home.
EXAMPLE 2: Hundreds of people had visited the Mona Lisa in the last 10 years.
STRUCTURE: Had + past participle
AUXILIARY VERB USED TO MAKE QUESTIONS: Had
USE: We use the past perfect simple for actions or situations that finished before another action, situation or time in the past