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... consuming problem A 1, 2,4 B 3 ,5, 6 Watch a video clip ,discuss the question and make a presentation What are the advantages and disadvantages of inventions? Message: We should use inventions wisely... assignment √ 5. I agree with Phong because laptop is inconvenient,versatile and economical convenient √ 3.ACTIVITY R 3ing the golden bell game • There are questions • You will have 10 seconds to... his assignment 5. I agree with Phong because laptop is inconvenient,versatile and economical Read the following sentences and decide whether they are True (T) or False (F) T F 1. Phong's father