1. Most animals cannot survive in the _____ due to the lack of water and vegetation. A. ocean B. grassland C. fresh waters D. desert
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2. _____ loss and lack of food are the two problems that the endangered animals are facing. A. Wetland B. Habitat C. Creature D. Individual
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3. The _____ cat stole the fish from the kitchen when no one was looking. A. heartwarming B. entire C. sneaky D. mysterious
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4. We found a locked box in the room, and it made us curious about the _____ inside. A. staff B. intelligence C. tank D. mystery
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5. If your health condition is getting worse, you can _____ your doctor. A. consult B. consultation C. consultable D. consultative
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6. The artist stayed and danced on the stage _____ until the last minutes. A. grace B. graceful C. gracefully D. gracing
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7. The thick coat acts as a _____ layer against the cold wind. A. protect B. protection C. protective D. protectively
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8. His _____ with video games makes him stay up late every night. A. obsess B. obsession C. obsessive D. obsessively
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9. The _____ tree in our garden loses more leaves every autumn. A. ageing B. severe C. sensitive D. nourish
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10. It’s _____ to swim alone in the river, so we should always go with others. A. convincing B. exposing C. risky D. suitable
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11. What is the word that means a tropical forest covered with many trees and bushes? A. mystery B. jungle C. desert D. documentary
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12. What is the word that means something strange or unknown that has not yet been explained or understood? A. mystery B. jungle C. desert D. documentary
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13. What is the word that means the period between childhood and adulthood? A. pore B. dental floss C. toothpaste D. adolescence
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14. What is the word that means a very small hole in the skin of people or other animals? A. mouthwash B. pore C. toothpaste D. adolescence