Walking through the woods alone can be a frightening prospect for a kid, but not for 7-year-old Matthew of Portland, Oregon. He doesn’t have a backyard to (56)\_\_\_\__ in, so the woods behind his h
Passage 3Questions 11 to 15 are based on the following passage: If the Dakota Access Pipeline(输油管道) is completed, it will carry nearly half a million barrels of oil across four states every day. Ener
The American definition of success is largely one of acquiring wealth and a high material standard of living. It is not surprising, (56)\_\_\_\__, that Americans have valued education for its moneta