Two kilometers ( ) a long distance.填is还是Two kilometers ( ) a long_英语解答

Two kilometers ( ) a long distance.填is还是
Two kilometers ( ) a long distance.填is还是are

人气：229 ℃　时间：2019-12-07 03:57:21

解答

is
时间、空间、距离和钱作主语,视作整体,谓语动词用单三.