A. alarming B. summit C. household D. knife A. hand on B. belt C. interrupt D. big A. championship B. newspaper C. fold D. volcanology A. shelf B. pull-up C. unrelenting D. disused A. cupboard B. wait a moment C. tidy up D. underestimate A. the Net B. in the evening C. empty D. cobra A. universal B. bed C. sights D. mix A. mailbox B. fork C. shade D. housewife A. in the afternoon B. floor C. weekday D. sensor A. tin B. not any more C. elbow D. burglar