Помогите !!Даю 20 Б

Complete the gaps with the correct forms of the verbs in brackets.Then answer the questions using conditional sentences (the Zero conditional,the First conditional or the Second conditional)

1.What will you talk about if your English teacher _____(ask)you to prepare a presentation ?
2.What would happen if there ______(be)no grades at school ?
3.What do you usually do if you ____(get)very angry?
4.What will you do if it ____(rain)all day on Saturday ?
5.What would you do if you ___(see)someone stealing something in the supermarket ?