Past Simple vs. Present Perfect
I/ never/ seen this man before.
I've never seen this man before
Noah/ probably/ visit us soon.
Noah will probably visit us soon.
Millions of plastic bottles/ throw/ by people/ every day.
Millions of plastic bottles are thrown by people every day.
First conditional
If I criticise him, he (be) angry
If I criticise him, he will be angry
How much people are waiting in the queue for the bus?
How many people are waiting in the queue for the bus?
She/ go/ to bed early last night.
She went to bed early last night.
We/ fly/ tomorrow at 6 am
We're flying tomorrow at 6 am
Text messages/ invent/ in 1992.
Text messages were invented in 1992.
If he went to India, he (visit) the Taj Mahal.
If he went to India, he would visit the Taj Mahal
Laptops are manufacture in Taiwan.
Laptops are manufactured in Taiwan.
I /not/ see her since last weekend
I haven't seen her since last weekend.
I'm sure/ they/ like your present
I'm sure they'll like your present
When/ basketball/ invent?
When was basketball invented?
Second Conditional
If he (study), he (not get) bad marks.
If he didn't study, he wouldn't have bad marks.
If I had enough money, I'll go shopping tomorrow.
If I have enough money, I'll go shopping tomorrow.
I /be/ happy/ when we went to the beach.
I was happy when we went to the beach.
When/ you/ see/ Eric?
When are you going to see Eric?
Make passive:
People ask a lot of questions in my class.
A lot of questions are asked in my class.
First conditional
You (have) any friends if you (not do) that
You won't have any friends if you don't do that
My brother's got his driving test tomorrow, but he won't probably pass.
My brother's got his driving test tomorrow, but he probably won't pass.
you/ live/ in Spain/ all your life?
Have you lived in Spain all your life?
you/ come/ to the football match tonight ?
Are you coming to the football match tonight?
Make passive:
The Wright brothers built the first plane.
The first plane was built by the Wright brothers.
Second conditional
What / his parents/ say/ if/ they/ know ?
What would his parents say if they knew?
I think I might probably stay at home this evening if you don't mind.
I think I'll probably stay at home this evening if you don't mind.