The coffee is very hot. I can't drink it. 2) I couldn't catch him because he ran very fast. 3) He bag was so heavy that I couldn't carry it

1.the coffee is very hot . I can't drink it
----> the coffee
2. I couldn't catch him because he ran very fast
-----> he ran
3. the bag was so heavy that I couldn't carry it
------> It is such
4. It is such a long homework that I can't finish it is an hour
-----> the homework ís so