A. detail B. stable C. mother D. Beijing Opera A. center B. identical C. be weak in D. have A. copper B. venom C. see a film D. film A. rest B. electrode C. hospital D. terrible A. walk B. halt C. achievement D. cyclist A. postcard B. sister C. success D. not really A. orbit B. what day is it today C. Christmas Day D. family A. in half B. over-zealously C. white D. endangered A. worker B. International Labor Day C. mythology D. at present A. shopping mall B. extreme C. boy D. go for a walk