Verb forms: use the correct form of the verb to invite /one is extra - is inviting, have invited, invited, have been inviting, has invited, invites, will invite, was inviting, to invite, inviting. 1. I am going ... my best friend to a birthday party on Wednesday. 2. She ... never ... her cousin to a school Halloween party. 3. They ... John to a walking trip next week. 4. My mother enjoys ... her friends to her place at weekends. 5. Look! He ... still guests to celebrate New Year's Day in the countryside. 6. I ... my friends to help me make the decorations for this festive time last week. 7. The twins ... their former classmates to the reunion since morning. 8. She usually ... a lot of relatives to the Christmas celebration. 9. My father ... volunteers to join in this special activity from 12 to 3 p.m. yesterday.