Grammar is the way a language works. People sometimes describe grammar as the “rules” of a language;
【題組】42. From Paragraph 1 we can see that _____.(A) language is changing, so is its grammar(B) gramma
California StateRailroadMuseumHoursThe museum is open from10 a.m. to 5 p.m. daily (except on Thanksg
In the late 1990s scientists began to notice changes in Yellowstone National Park. Trees that had st