Refers to everything, everywhere, at all times.
Universal
Not man-made.
Natural.
I ___ (eat) lunch by 12.00pm.
I will have eaten lunch by 12.00pm.
Which of these conditional sentences is wrong?
If I wasn't afraid of flying, I'd travel more.
We'll go for a walk, if it stops raining.
If I hadn't dropped out of university, I'd have graduated by now.
I'd enjoy living in Cambodia more if I spoke better Khmer.
We'll go for a walk, if it stops raining.
(Doesn't need a comma)
I have completed my homework last night.
I have completed my homework. (present perfect - before now)
I did my homework last night. (past simple - with time)
A repeated sequence
Pattern
Refers to lots of different types of the same thing.
Diverse
She ___ (drive) for six hours by the time she arrives at Siem Reap.
She will have been driving for six hours by the time she arrives at Siem Reap.
Make a first conditional sentence using the prompt.
"Studying hard equals success."
If you study hard, you will be successful.
I need to choose career before I decide what major to be doing at university.
I need to choose 'a' career before I decide what major 'to do' at university.
The action of thinking about something all of the time.
Obsession
Something that comes from a place of authority.
Official
My mother__ (recover / hopefully) from her illness by Saturday. She ___ (be) in hospital for two months.
My mother will have hopefully recovered from her illness by Saturday. She will have been in hospital for two months.
Make a second conditional sentence using the prompt.
I'm not the president so don't expect any big changes.
If I were president, big changes would be made.
I'm liking Kampot. It have many nice bars and restaurant there.
I like Kampot. There are many nice bars and restaurants there.
I like Kampot. It has many bars and restaurants.
To authenticate information, data or documents
Verify
Balance
My dog ___ (take) medicine for a month by the time he's recovered. My sister ___ (look after) him for three weeks.
My dog will have been taking medicine for a month by the time he's recovered. My sister will have been looking after him for three weeks.
Make a third conditional sentence using the prompt.
I don't trust you so I didn't take your advice.
If I had trusted you, I would have taken your advice.
I took a photo of my friend when he tripped and was falling over.
I was taking a photo of my friend when he tripped and fell over.
Idiot-proof
User-friendly
Rules, procedures or regulations that must be followed.
Policies
___ you ___ (arrive) by 10pm? I hope you get here earlier than that because by then, the party ___ (be) in full swing for a few hours and everyone ___ (eat) all of the food.
Will you have arrived by 10pm? I hope you get here earlier than that because by then, the party will have been in full swing for a few hours and everyone will have eaten all of the food.
Make a third conditional sentence using the prompt.
I came second in the singing competition because the winner recovered from his illness in time.
If the winner hadn't recovered from his illness (in time), I would have won the singing competition.
Your a little bit careless with you're things sometimes. You've left you're bag over their again. If you're not careful, someone will be stealing it.
'You're' a little bit careless with 'your' things sometimes. You've left 'your' bag over 'there' again. If you're not careful, someone will 'steal it'.