1.I'm not happy about so many children playing here
I'm not happy about there ....
2 Going on holiday has improved his health
Since he..........
3 if they had arrived earlier , they would have caught the plane.
They didn't ........
4. Perhaps he isn't well
He may not ...................
5 He began to climb the mountain with hope of reaching the top .
Though he ................
6. They were both unaware that the coach was about to leave.
Neither .............................
1. I'm not happy about there being so many children playing here.
2. Since he went on holiday, his health has improved.
3. They didn't catch the plane because they hadn't arrived earlier.
4. He may not be well.
5. Though he hoped to reach the top, he began to climb the mountain.
6. Neither of them was aware that the coach was about to leave.