题目

题型：不详难度：来源：

-You look upset.
-Yes, this is the first time I________ form home.

A．leave

B．left

C．have been away

D．is away

答案

C

解析

试题分析：考查固定句型：this is the first time+从句…，从句中用现在完成时，句意：这是我第一次离开家。选C.
点评：这个句型要是变成this was the first time+从句…从句中用过去完成时。