Infinitives
She studies every night ______ improve her English skills.
She studies every night to/in order to/so as to improve her English skills.
Why is their house ______ a mess after the party?
Why is their house such a mess after the party?
The movie was ______ boring that I fell asleep.
The movie was so boring that I fell asleep.
It was so a beautiful day that we decided to go to the beach.
It was such a beautiful day that we decided to go to the beach.
The house is cleaned every day.
Present simple
I went to the supermarket ______ buy some groceries.
I went to the supermarket to/in order to/so as to buy some groceries.
How many houses ______ destroyed in the storm?
How many houses were destroyed in the storm?
She speaks English ______ fluently that people think she is a native speaker.
She speaks English so fluently that people think she is a native speaker.
They were such tired after the long trip that they went straight to bed.
They were so tired after the long trip that they went straight to bed.
The results will be announced next week.
Future
She studies every night ______ she can improve her English skills.
She studies every night so that she can improve her English skills.
Why are you studying French ______ travel to Paris next year?
Why are you studying French to travel to Paris next year?
He made ______ a delicious cake that everyone asked for the recipe.
He made such a delicious cake that everyone asked for the recipe.
She told me so an interesting story that I couldn’t stop listening.
She told me such an interesting story that I couldn’t stop listening.
The documents are being prepared right now.
Present continuous
This book is perfect ______ beginners who want to learn Spanish.
This book is perfect for beginners who want to learn Spanish.
Who ______ the book ______ by?
Who was the book written by?
There was ______ little water left that we had to buy more.
There was so little water left that we had to buy more.
They have so much problems to solve before the deadline.
They have so many problems to solve before the deadline.
The project will be being completed at this time tomorrow.
Future continuous
This cream is ______ protecting your skin from the sun.
This cream is for protecting your skin from the sun.
Why do you need ______ much money ______ your trip?
Why do you need some much money for your trip?
I have never seen ______ a big dog before!
I have never seen such a big dog before!
There was such little water left that we had to buy more.
There was so little water left that we had to buy more.
The homework had been finished before the deadline.
Past Perfect