A. fall over B. loop C. rubbish bin D. secondly A. peacemaker B. over there C. other D. engineering A. reinforce B. straight C. English book D. espionage A. earth B. explanation C. many D. astronomer A. fewer B. spoken C. land D. animal A. regardless of B. cooperation C. scorpion D. space A. cluster B. hate C. map D. seasonal A. Space Museum B. insurance C. collapse D. evade A. era B. wolf C. goods D. of course A. will B. few C. hey D. dive