第一节单项选择（共15小题；每小题1分，满分15分）
从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。
1. It is the first time that I _____ abroad.
A. have been B. was B. will have been D. am
2. ________ I can see, there is only one way to solve this problem.
A. As far as B. Even if C. As long as D. As soon as
