8. Suddenly a piece of music c______ to my ears .

7. You will never draw pictures on p_______ walls .

6. Today p_________ the environment is very important .

5. Most of the waste things can be r________ to make some new things .

4. W______ we live , we should do something useful around our neighbourhood .

3. There is a truck c_______ lots of litter outside , then it will carry all the litter out of the city .

2. Could you please put the r_______ into the dustbin ?

1. My dress is getting d_______ and needs washing .

60. The Eiffel Tower was d_______ by a Frenchman called Gustave Eiffel over 100 years ago.

59. I w ______ if everyone in your office can use the computer.