1. What is your favourite food? (LIKE)
=> What ..............................most?
2. It takes me twenty minutes to travel to school by bicycle every morning? (TRAVELLING)
=> I..................................... to school by bicycle every morning 
3. He didn't win an Oscar for Best Actor although he performed excellently. (PERFORMING)
=> .................................................. excellently, he didn't win an Oscar for Best Actor.
4. I thought the ending of the film is quite shocking. (AT)
=> I .................................... the ending of the film.
5. It's impossible to solve this problem in a few minutes. (CAN)
=> This problem ................................... in a few minutes.