A. living B. clear C. PC D. yours A. affluent B. baleen C. reply D. physicist A. as for B. electricity C. staggering D. in conclusion A. bowl B. lizard C. rediscover D. silver A. beside B. equality C. layer D. tune A. waist B. overheads C. officer D. loud A. address B. connect to C. disappear D. remain A. sheltered B. head teacher C. man-made D. in theory A. silent B. painter C. indeed D. deviation A. sink B. striker C. more than D. within