Canada has vast areas of wilderness, from the Arctic north, _______ average winter temperatures are usually -20 0C, to the border with the USA in the south, _______ is said to be the longest border in
According to a U.S. survey, one third of all school aged children in the United States are, for some part of the week, latch key kids; that is, they go home to an empty house. The total number may be
