GRAMMAR. Choose the correct option :
1. The printer is making funny noises; it is going to/ will break
2. Mr Higgings is giving / gives a demonstration of the new robot tomorrow evening.
3. The scanner isn’t working. When do you / will you call someone to fix it?
4. I will not download the file by the time / until I’ve installed anti-virus software.
5. I’m very tired. I am going to / go to bed early tonight.