The exhibition, which opened this month at the National Museum of
African American History & Culture, begins in a war-ravaged plantation
house and ends with Georgetown University’s recent announcement of a bursary
for the descendants of 272 slaves sold to cover its debts.谢谢老师!
请问老师:这里的介词短语,在句子中作为什么成分?He then ran for Governor of New york.She was invited to stand as the Liberal candidate.We'll run a training course for the local teachers this summer.