1.Only by behaving yourself in the evening can you be popular with others.
2.What the cruel mother did was that she left that boy crying in the rain for two hours.
3.What Jane Goodall is deeply convinced is that it's worthwhile studying chimpanzee.
4.What mother expect sme to do is to work out the social system of chimpanzees as soon as possible.
5.What Jane concerns herself with is how to protect wild animals and plants.