1. Alexander Graham Bell i________ the telephone in 1876.

2. Do you know how to o______ on the machine?

3. I can see an i_____ in the middle of the lake.

4. They like the fish and potato c_____ in the shop.

5. The soup isn’t s______. Put some salt again, please.

6. Have you b_____ the baby’s milk yet?

7. He was wearing a new cap, but I didn’t even n_____ it.

8. Salt is p_____ in East and South China.

9. A machine is made of m_____.

10. We took the pictures with the new c_____ last month.