What do you think is the most important foreign relations issue facing the United States today?

Danny went for a long bike ride he covered at least forty miles

The development of new inventions in the field of space travel seemed rapid. how does the word rapid function in a sentence?

Read this excerpt from leah missbach day's foreword to wheels of change.bicycles have long played a role in my life. as a young woman, i rode one year-round before i had a car. but it was later in adulthood that the bicycle became more than a source of transportation for me. the bicycle actually began to truly shape the way i saw the world.what is the author's purpose for including this in the foreword?