Having a trip abroad is certainly good for the old couple,but it _英语解答

Having a trip abroad is certainly good for the old couple,but it remains__whether they will enjoy i
A to see
B seeing
C to be seen
D seen

人气：147 ℃　时间：2019-08-22 11:56:39

解答

C
一次国外旅行对这对老夫妇肯定是有好处的,但是他们能不能喜欢这次旅行尚待观察.
see这个动作是别人发出的,换句话说是被动句.