EXERCISE 1: Complete the sentence with the correct form of the word in
parentheses.
Example: We were very disappointed to see the beach was full of trash.(disappoint)
1. The authorities are taking steps to prevent______. (deforest)
2. He was very______with his mark in the exam as he had worked so hard for it. (disappoint) 3. We should take steps to stop wasting so many.............resources. (nature)
4. Air ____is one of the most serious problems in big cities. (pollute)
5. He couldn't hide his................when he heard she wouldn't come. (disappoint)
6. Teachers.............. prefer students with good behavior. (nature)
7. Some people are not aware of the.................effects of alcohol. (harm)
8. The authorities are encouraging farmers to use.....................friendly farming methods. (environment)
9. The river is heavily.................with toxic waste from local factories. (pollution)
10. Sulphur dioxide is a ................ that may cause acid rain. (pollute)
11. They were trying hard to protect the environment, but the results were rather ................... . (disappoint)
12. The children can watch that movie. It's quite ................... (harm)
13. Most countries now have................... problems. (environment)
14. Pollution can........................marine life. (harmful)
15. People don't realize that they are breathing................air. (pollute)
NÊU GIÚP MÌNH ĐÓ LÀ DANH TỪ, ĐỘNG TỪ HAY TÍNH TỪ GIÚP MÌNH VỚI Ạ
2. Anger, Adj: Angry, Adv: Angrily, Pp: Angried.(No Verb)
3. Attraction, Verb: Attract, Adj: Attractive, Pariple: Attracted, Adv: Attractively
4. Beauty, Verb : Beautify, Adj: Beautiful, Adv: Beautifully.
5. Business, Verb : Busy, Adj: Busy, Pp: Busied, Adv: Busily.
6. Carefullness, Verb : Care, Adj: Careful, Adv: Carefully.
7. Center, Verb: Center, Adj: Central, Pp: Centered, Adv: Centrally.
8. Collection, Verb: Collect, Adj: Collective, Pp: Collected, Adv: Collectively.
9. Curiousity, Adj: Curious, Adv: Curiously.
10. Danger, Verb: Endangered, Adj: Dangerous, Pp: Dangered, Adv: Dangerously.
11. Death, Verb: Die, Adj: Dead, Pp: Died, Adv: Deadly.
12. Depth, Verb: Deepen, Adj: Deep, Pp: Deepened, Adv: Deeply.
13. Difference, Verb: Differ, Afj: Different, Pp: Differed, Adv: Differently