Giúp mình mới 1. A robot vacuum cleaner is a_______device in your home. It makes housework less tiring. A. help B. helpless C. helpful D. helpfully 2. Most of my friends enjoy ________football on television. A. watch B. to watch C. watching D. watched 3. The manager decided ______in their personal discussions. A. to not participating B. not participating C. not to participate D. to not participate 4. There are ______volunteering opportunities in our community. A. excite B. excitedly C. excited D. exciting 5. It ______ to rain while my dad the flowers in the garden. A. started - was watering B. was starting - was watering C. was starting - watered D. started watered 6. He______ a lot of friendly people while he______ as a volunteer. A. met - worked B. was meeting - worked C. was meeting - was working D. met - was working 7. The laptop is not working because you haven't____ it yet. A. changed B. charged C. pressed D. put 8. Jacky ______ in Seoul for five years, but he __ in 2021. A. lived left B. has lived left C. lived - has left D. has lived - has left 9. Most of my friends enjoy ____football on television. A. watch B. to watch C. watching D. watched 10. Their children lots of new friends since they to that town. A. have made- moved B. were making - have moved C. made - are moving D. made - have been moving Read the passage and choose the best option A, B, C or D. An invention is a (11) thing that someone has made. The computer was an invention (12) it was first made. We say when it was "invented". New things that are made or created are called inventions. Cars and plastics are inventions that everyone knows. Inventions are made by (13) _ . Some inventions can be patented. A patent legally protects the (14) ___ property rights of the inventor and legally recognizes that a claimed invention is actually an invention. Invention is also an important component of artistic and design creativity. Inventions often extend the boundaries of human knowledge, experience or (15) . 11. A. new B. old C. easy D. difficult 12. A. how B. which C. why D. when 13. A. scientists B. engineers C. inventors D. technicians 14. A. intel B. intelligent C. intellectual D. intellectually 15. A. potential B. capacity C. proficiency D. capability