Use will - future or going to - future?

Use will - future or going to - future. 1) Philipp ____________________________ 15 next Wednesday. (to be) 2) They __________________________ a new computer. (to get) 3) I think my mother _______________________this CD. (to like) 4) Paul's sister ___________________________a baby. (to have) 5) They ______________________at about 4 in the afternoon. (to arrive) 6) Just a moment. I _____________________you with the bags. (to help) 7) In 2020 people______________________ more hybrid cars. (to buy) 8) Marvin ____________________ a party next week. (to throw) 9) We ________________________to Venice in June. (to fly) 10) Look at the clouds! It _________________________soon. (to rain).