1.When he saw me, he waved hello.
2. Since you can not forgive others, how can you wiish for others' forgiveness?
3.Although they love their children, they are strict with the kids.
4.With the coming of the spring, flowers began to bloom.
5.Whenever you come here, we will always welcome you
6.People didn't know that health is precious until the loss of it.
7.Since their graduation , they have made great achievements in the work.
8.He was about to fall asleep, when the knock on the door woke him up