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课时作业(十五) [必修模块5 Unit 15 Learning] [限时：30分钟] Ⅰ.单项填空 1．Safety regulations are being________by company managers in the drive to increase profits. That's why the accident happened. A．left B．thrown C．ignored D．emphasized 2．The system has been designed to give students quick and easy________to the digital resources of the library. A．access B．passage C．way D．approach 3．I plan to go back home to visit my family during the Spring Festival, but if I can't get the train ticket, I still have an________plan: to visit the museums. A．alternate B．alternative C．absolute D．appreciable 4．[2011·山东卷] Look over there—there's a very long, winding path________up to the house. A．leading B．leads C．led D．to lead 5．I don't know what will become________the boy if he keeps failing his examinations. A．with B．in C．of D．on 6．Keep on! You'll soon get accustomed________walking long distance. | 
