- The children are playing in the garden. C
2 .I don’t like milk. U
3.I prefer tea. U
4. Scientists say that the environment is threatened by pollution. U
5. My mother uses butter to prepare cakes.U
6. There are a lot of windows in our classroom. C
7. We need some glue to fix this vase. U
8.The waiters in this restaurant. C
9.My father drinks two big glasses of water every morning. U
10.The bread my mother prepares is delicious. U
11. Drivers must be careful; the road is slippery. C
12. Some policemen are organizing road traffic to avoid any accidents. C
13. I bought three bottles of mineral water for our picnic. C
14. I’d like some juice please. U
15. Successful candidates will join the camp later this year. C
16. A rise in oil prices is inevitable since there is more and more world demand for energy. U
17. The exercises on this website are interesting. C
18.Dehydrated babies must drink a lot of water. U
19. Adult illiterates learn through a special government program.C
20. I met some nice people when I was walking along the beach. C