track contact辨析

题目

track contact辨析
30.单选题：x05I saw him often when he was at school and university,but after he got married I lost________ of him.
x05A.contact
x05B.connection
x05C.track
x05D.trace
都怎么用啊?

答案

1.contact 交往;联系,联络[U][(+with)]
He tried in vain to get into contact with the local branch.
他试图与当地分部取得联络,但没有成功.
2.connection 连接;联络;衔接[C][U][(+with/between)]
The connection of our telephone took several hours.
我们用了好几个小时才接通了电话.
3.track 行踪;轨道;足迹
We followed his tracks in the snow to a hut.
我们沿着他在雪地上留下的足迹走到一间小屋旁.
4.trace名词 痕迹;遗迹[C][U]
The archaeologists found some traces of an ancient civilization in that area.
考古学家们在那个地区发现了一些古代文明的遗迹.