a) The children couldn’t cross the road. It was too busy for them to cross.
b) All of us could sit round the table. The table was big enough for us to sit around it.
c) I can’t reach the top shelf. It was too high for me to reach.
d) We can’t understand the text. It’s too difficult for us to understand.
e) Not everyone could hear the music. It wasn’t loud enough for everyone to hear
f) The coffee had got cold. She couldn’t drink it. It wasn’t hot enough for her to drink.