There are _____ to show that Rome will win the bid to host the 2020 Olympic Games.
| A．signals | B．marks | C．signs | D．symbols |
He told me that nobody else in the office had received an ___________to the party.
| A．invitation | B．bargain | C．shelter | D．guidance |
Her _________to the job left her with very little free time.
| A．relief | B．basis | C．devotion | D．faith |
I think at the beginning of each book a __________ introduction to it is necessary.
| A．wild | B．secure | C．swift | D．brief |
In _________to being used in industry，laser can be applied to operations in the hospital.
| A．devotion | B．addition | C．application | D．reception |
The newspaper says that the BBC will be________the match live from Paris.
| A．calculating | B．performing |
| C．broadcasting | D．inspecting |