A. immense B. second floor C. polluted D. muzzle A. downstream B. anymore C. conduct D. blow out A. pin B. drift C. toll D. eraser A. magnificent B. detour C. half-time D. expect A. ballet B. valley C. minute D. grip A. devoted B. exciting C. shore D. insidious A. talk in English B. clutch C. peak D. equilibrium A. be heavy with B. publication C. stand up D. hooray A. at the age of B. rip off C. sneaker D. zero A. lounge B. outdoor activity C. solitary D. same