单项选择题
When I worked as a bank clerk，I had the opportunity to meet a rich_____ of people: students，soldiers and factory workers.
单项选择题 ______my neighbor’s kid with his coming exam，I spend an hour working with him every day.
单项选择题 He has fancy dreams about his life，and nothing ever quite______ his expectations.
单项选择题 Saffron returned to London to ______her acting career after four years of modeling.
