91
11. Rapid changes in technology in the last several decades A changed B have changed C had changed D change 12. The train____ just as he____ the station. A came, reached B had come, reached C came, had reached D has come, reached 13. He has said that___ me if I___ easily to do it by myself. A would not help, was able B would not help, would be able C will not help, am able D will not help, will be able 91
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