Bài 25 :
1. Choose the correct answer. (Chọn đáp án đúng)
1. The air quality can be quite low in _____ areas due to smoke from their factories.
A. slum B. high-rise C. industrial D. rural
2. _____ energy comes from plant and animal waste.
A. Geothermal B. Solar
C. Hydroelectric D. Biomass
3. After having developed _____ in Spanish, Harry decided to go travelling in South America.
A. proficiency B. discipline C. adaptability D. certification
4. Agricultural workers sometimes lose their income due to crop _____.
A. disaster B. failure C. crisis D. pollution
5. Have you ever used an art _____ app before?
A. assistant B. tracker C. coach D. generator
6. We won't run out of wind energy because is a(n) _____ source of electricity.
A. dependent B. renewable
C. affordable D. permanent
7. Eric doesn't enjoy the _____ of studying online. He prefers learning in a classroom.
A. flexibility B. isolation C. motivation D. commuting
8. Mark wants to _____ on an online AI course.
A. attend B. enrol C. master D. perform
9. Thanks to AI, chatbots _____ can with people.
A. browse B. communicate
C. track D. compose
10. Tom is a valued employee because he has good decision-_____ skills.
A. shooting B. thinking C. making D. negotiating
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