Choose the correct answer71. If the factory _________ dumping poison into the lake, all the fish and other aquatic animals will die. A. continues B. continued C. will continue D. continue 72. You will recognize Jenny when you see her. She __________ a red hat. A. wears B. is wearing C. will wear D. will be wearing 73. Robots save workers from_________dangerous tasks. A. making B. having C. performing D. carrying 74. Many people believe that robots have made workers jobless,______that is not necessarily true. A. but B. and C. so D. or 75. Recent__________developments have made robots more user-friendly and intelligent. A. science B. scientist C. scientific D. scientifically 76. Teenagers spend most of their time playing computer games,__________they lost their interests in daily activities. A. moreover B. so C. however D. as a result 77. If we use water __________ , more people will have cleaner water. A. care B. carefully C. careless D. carelessly 78. Water pollution make some aquatic animals_________ A. dying B. to die C. die D. died 79. The team’s success was large __________ to her effort. A. because B. due C. since D. because of 80. English is an__________ language in Singapore. A. office B. official C. officer D. officially |