1. Tom is very clever. He can do everything
→ Tom is so clever that he can do everything.
→ Tom is such a clever person that he can do everything.
→ Tom is clever enough to do everything.

2. Maria is stupid. She can't do this work
→ Maria is so stupid that she can't do this work.
→ Maria is such a stupid person that she can't do this work.
→ Maria is not smart enough to do this work.

3. She is too silly. She can't add two and two
→ She is so silly that she can't add two and two.
→ She is too silly to add two and two.
→ She is not smart enough to add two and two.

4. Nam is so poor. He can't buy this book
→ Nam is so poor that he can't buy this book.
→ Nam is such a poor person that he can't buy this book.
→ Nam is not rich enough to buy this book.
→ Nam is too poor to buy this book.

5. My grandfather was weak. He couldn't work
→ My grandfather was so weak that he couldn't work.
→ My grandfather wasn't strong enough to work.
→ My grandfather was too weak to work.

6. The table was so heavy. No one could move it alone
→ It was such a heavy table that no one could move it alone.
→ The table was so heavy that no one could move it alone.
→ The table wasn't light enough for anyone to move it alone.
→ The table is too heavy for anyone to move it alone.

7. The room is very bright. We can see everything
→ The room is so bright that we can see everything.
→ It was such a bright room that we could see everything.

8. The tea is very bad. We can't drink it
→ It is such bad tea that we can't drink it.
→ The tea is not good enough to drink.
→ The tea is too bad to drink.
→ The tea is so bad that we can't drink it.

9. The car was so expensive. No one could buy it
→ It was such an expensive car that no one could buy it.
→ The car was not cheap enough for anyone to buy.
→ The car was too expensive for anyone to buy.
→ The car was so expensive that no one could buy it.

10. The homework is too difficult. We can't do it
→ It is such difficult homework that we can't do it.
→ The homework is not easy enough for us to do.
→ The homework is too difficult for us to do.
→ The homework is so difficult that we can't do it.

11. The cows are very big. They give us a lot of milk
→ They are such big cows that they give us a lot of milk.