Unit 1
As a child I was good in swimming.
As a child I was good at swimming.
If you freeze water, it will become solid.
If you freeze water, it becomes solid.
I live in Mexico buy I stay in England at the moment.
I live in Mexico but I am staying in England at the moment.
This time next year, I am going to study at university.
This time next year, I will be studying at university.
When I got home, I realised that I left my phone on the bus.
When I got home, I realised that I had left my phone on the bus.
I went to the coffee shop for meeting my best friend.
I went to the coffee shop to meet my best friend.
I am able to do splits if I practise every day for a month.
I will able to do splits if I practise every day for a month.
If you promise to pay me back before the end of the month, I lend you the money.
If you promise to pay me back before the end of the month, I will lend you the money.
I need to go to sleep early as my train to London will leave at 6 a.m. tomorrow.
I need to go to sleep early as my train to London leaves at 6 a.m. tomorrow.
By the end of my course, I will take several level tests.
By the end of my course, I will have taken several level tests.
I was tired in the morning because I wasn't sleeping well at night.
I was tired in the morning because I hadn't been sleeping well at night.
I stayed up late last night in order for finishing my project.
I stayed up late last night in order to finish my project.
My favourite team didn't manage reach the finals.
My favourite team didn't manage to reach the finals.
If I win the lottery, I would buy a big house.
If I won the lottery, I would buy a big house.
I am studying English since childhood.
I have been studying English since childhood.
He failed his exam because he had put a few effort into his studies.
He failed his exam because he had put little effort into his studies.
I decided not to go to the cinema because I have seen the film before.
I decided not to go to the cinema because I had seen the film before.
I would call you if I had known your number.
I would have called you if I had known your number.
We succeeded to finish the b22 level.
We succeeded in finishing the b22 level.
I need study hard if I want to pass my level test.
I need to study hard if I want to pass my level test.
I have been knowing my best friend for many years.
I have known my best friend for many years.
Can you give me a few advices how to succeed in the exam?
Can you give me a little advice how to succeed in the exam?
By the time we had got to the destination, we exhausted all our supplies.
By the time we got to the destination, we had exhausted all our supplies.
If I didn't arrive late for class, my teacher would have marked me present.
If I hadn't arrived late for class, my teacher would have marked me present.
We kept walking in the thick forest until we reached a village.
We kept walking through the thick forest until we reached a village.
British people tend eat their dinner early.
British people tend to eat their dinner early. .
I went to Spain at least 5 times.
I have been to Spain at least 5 times.
CEO earns much money.
CEO earns a lot of money.
He didn't know what to do because he wasn't listening.
He didn't know what to do because he hadn't been listening.
I would have passed the level test If I would have studied harder in class.
I would have passed the level test If I had studied harder in class.