1.The house was so expensive that nobody can buy it                                              

S + be+ so + adj + that + S + V

2. It was such good food that we ate all of it

 S + V + such + (a/an) + adj + noun + that + S + V

3. The patient was so weak that she couldn't get up                                                  

S + be+ so + adj + that + S + V

4. This room is so dark that I can't study

S + be+ so + adj + that + S + V

5. This room isn't big enough for us to take the meeting                                                  

S + be + adj + enough + (for O) + to_V

6. The test was not easy enough for us to do

S + be + adj + enough + (for O) + to_V

7. The map is too old for me to read                                               

S + be + too + adj + (for O) + to_V