Помогите пожалуйста!!! За ранее спасибоChoose the right verb to complete the

Помогите пожалуйста!!! За ранее спасибо
Choose the right verb to complete the sentences.
1 Learn/study the words for word dictation.
2 He disappeared/vanished in the crowd and then I saw him again.
3 The sun disappeared/vanished in the dark sky.
4 He is such a bad person, I want him to disappear/vanish from my life for ever.
5 Many species of animals have now disappeared/vanished from the face of the earth.