1) I ___ late for work if the bus had been on time. a) wouldn't have be b) wouldn't be c) wouldn't have been 2) We would have arrived on time if we ___ half an hour earlier. a) left b) have been left c) had left 3) He ___ my message if he'd checked his mobile phone. a) would have seen b) would has seen c) would seen 4) If you ___ on what you were doing, you wouldn't have made so many mistakes. a) concentrated  b) had concentrated c) would concentrate  5) If Alex had been more careful with his glasses, he ___ them. a) wouldn't have break b) wouldn't have broken c) would haven't broken

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