Choose the best answer A, B, C or D tocomplete the sentences 1,The facsimile…………….by Alexander Bain in 1843. is invented was invented invented has been invented 2, …………..could possibly be avoided by better construction, safety systems, early warning and planning. Earthquakes mudslide droughts forest fire 3, We………….... from different kinds of pollution: water air, soil and noise . is suffering suffer are suffering had suffered 4, Australia has the biggest …………….in the world. natural beauty puzzling games cattle station tallest building 5, English is ………….of Australia and Singapore. native language. both : native language &official language official language second language 6, Can you REPAIR my bike? adjust use fix adjust & use 7, The ………….. can be controlled by the stoppage of leakage from the radioactive materials including the nuclear reactors, industries and laboratories. light pollution visual pollution air pollution radioactive pollution 8, The fish died massively because the water is …………... damaged hotter contaminated poison giúp mik nhanh vs ạ lm nhanh + gthik đầy đủ = ctlhn + 5sao