once a year,a race is held for old cars.这里的 is held 是怎么回事?_英语解答

once a year,a race is held for old cars.这里的 is held 是怎么回事?

人气：444 ℃　时间：2020-04-11 18:02:03

解答

be done,是被动语态,意为被举行