A. fluent B. solar system C. deliever D. fragile A. human B. pull C. American D. trusting A. pronunciation B. wandering C. constitute D. handy A. sensor B. phrase C. in detail D. Women's Day A. run-down B. sales assistant C. least D. download A. since B. betray C. stayed D. fishing A. sodium B. boldly C. homeless D. Great Wall A. energy B. change into C. saxophone D. read stories A. on the contrary B. set in C. infant D. marry A. carbon dioxide B. garment C. use D. by ship