18.I’d like to buy a digital _____.(照相机)

ese is spoken by the _____ number of people in the world.(多)

17.He is talking with some ____ over there.(德国人)

15.I think I can’t hear you _____.(清楚)

puters are ____ used in many ways.(广泛)

14.Salt is _____in East and South China. (produce)

13.Their _____ have changed the whole world.(invent)

12.How are you going to improve _____ this year?(you)

11.I think their classroom is too _____(noise).

10.When night comes, we can’t see _____(clear).

9.The loud knock at the door f_____ the girl. She hid behind the sofa.

8.People use knives for c____ things.