问题描述:
He had worked here for five years ______ he found a new job last year. A. before B. until 一道测验题。卷子收上去了。我是凭记忆写下来的。如果题目错了恳请老师改一下。 我选了B。不过有人选了A..... 犹豫了...感觉两个都可以。这又是单选.....
问题解答:
我来补答展开全文阅读