A. spellbind B. a piece of C. publish D. air-resistance A. undeniable B. look after C. disagree D. go home A. join in B. I see C. Austrian D. having class A. statistic B. safekeeping C. blacken D. teenager A. suitcase B. concentrate on C. summary D. mum A. central heating B. handsome C. dusty D. physicist A. hockey B. sprained C. Tian'anmen Square D. curtain A. in order to B. count down C. kowtow D. face to face A. rotating B. no longer C. Civil War D. flaw A. walk the dog B. ask for a ride C. champagne D. rosebud