THE DIFFERENCES BETWEEN "EARTH", "GROUND", "SOIL" AND "FLOOR"

These words can be nouns or verbs. In the following exercise they can be plural with an "s" and are sometimes conjugated as verbs so will need an "ed" ending - and, one trick question -one of the words is the past participle of a completely different verb!

1. We keep going over the same old over and over again.
2. What on do you think you are doing?
3. An ancient gardener kept insisting "The answer lies in the ."
4. He was completely by the question.
5. John's been by his parents. He has to stay at home and do exam revision.
6. This electric plug has three pins; positive and negative of course but also an pin.
7. As a precaution against infection when you blow your nose, throw away the paper Handkerchief.
8. To grow good asparagus the quality of the is primordial.
9. Rare metals are used in computer memory, DVDs, cell phones and many more devices.
10. The meets the sky at the horizon.
11. Growing hedges would decrease erosion.
12. A factory manager shouldn't always stay in his office; he should get out there on the shop .
13. One of the least-known places on is the of the ocean.
14. Each delegate who wishes to take the will be allocated 20 minutes to make his point.
15. The ship came too close to the shore and was .
16. The police decided there were no to hold the suspect.
17. A cloud of ash from the eruption all the planes at a nearby airport.
18. Most workers earn barely enough to rent a mud-, tin-roofed shack.
19. We make our coffee with freshly beans.