A. alien B. teammate C. pen friend D. pow-wow A. take risks B. rod C. everything D. distance A. over there B. visualize C. compare D. item A. head teacher B. be likely to C. winch D. stranger A. undeclared B. microscopic C. crowded D. drank A. deserve B. aware C. yard sale D. behalf A. spend B. running C. thermodynamics D. circle A. polluted B. lose C. rip off D. civilized A. increase B. left-hand C. central heating D. threatening A. passenger B. the Spring Festival C. somewhere D. can't