A. tick tock B. so C. a pair of scissors D. optimism A. reduce B. wow C. often D. extremely A. the Yangtze River B. instruct C. lay D. guess A. crowded B. wonderful C. call out D. here's A. beard B. permission C. go to work D. Pacific A. relax B. similar C. candy D. at the end of A. process B. hammer C. arrive D. a kind of A. light B. Moscow C. quotation D. work out A. top B. excuse C. fin D. trader A. breathe B. school C. wolf D. world-famous