Răspuns:1You need to buy the concert tickets in advance
2the cd player is broken.Someone needs to mend it
3The microphones need to be tested before the concert
4You need to fix the lights before the disco
5
You need to buy a programmer
6The fire doors need to be checked before the concert
7You need to check your answers when you finish the exercise
8Someone needs to check everyone's tickets at the gate
Explicație:
