Tom has been here ________just one year, but his father Wap版

试题详情及答案解析

Tom has been here ________just one year, but his father has worked here
________ ten years ago.

A．since; for	B．since; since
C．for; since	D．for; /

答案：C

试题分析：句意：汤姆来这里恰好一年，但他的父亲自从十年前就在这里工作了。for后跟一段时间，since后跟过去时间。据题意，故选C。
考点：考查介词辨析。