A. such B. port C. sometimes D. cry A. polite B. sixteen C. quite D. pause A. talk B. am C. risky D. radio frequency A. meteorologist B. hear from C. breakfast D. bark A. try B. hierarchy C. with D. ointment A. one day B. sleepy C. buy D. helpful A. fraction B. by the way C. forget D. make A. friendly B. come across C. listen and do D. fall ill A. first aid B. popular C. inventor D. sniff A. but B. android C. clear D. firefighter