A. hen B. excitement C. sheriff D. hat A. door B. savannah C. spark D. telegraph A. Infallibility B. as a result C. bedroom D. sterile A. worn-out B. universe C. throw light on D. in front of A. hardworking B. inform C. sixty D. university A. their B. concoction C. flag D. against the rules A. water B. children C. power D. break the record A. plate B. triple C. polluted D. shore A. preview B. jam C. migration D. giant panda A. exit B. many kinds of C. wisely D. take pictures