A. take notes B. sore C. currency D. union A. first aid B. wrote C. from time to time D. principle A. sale B. Aegean C. probably D. journalist A. pay for B. takeout C. habit D. route A. in many ways B. powerful C. all the time D. valueable A. unhappy B. cleaned C. biochemistry D. alarmed A. on the other hand B. be tired out C. positive D. read English A. vulgar B. sidewalk C. throat D. nutshell A. mixture B. tribe C. instead of D. variant A. prevent B. dividing line C. organized D. preserve