第二部分：词汇知识运用（共两节，满分30分）
第一节：多项选择（共10小题；每小题1分，满分10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，并在答题卡上将该项涂黑。
21. _______, the proposal put forward at the conference sounded reasonable. In reality, however, it remains to be seen whether it can bring huge profits in the long run.
A. Universally B. Theoretically C. Logically D. Originally
22. There is no need to worry too much about his words. You know you are not legally ________ to support him.
A. responsible B. bound C. beneficial D. optional
23. In that school, German is compulsory for all students, but English and French are _______.
A. special B. regional C. optional D. original
24. The incident caused a hot discussion on the Internet, but the local government had no immediate ______ on it.
