第二部分：英语知识运用（共两节，满分45分）
第一节：单项填空（共15小题，每小题1分，满分15分）
21. Democratic Party candidate Barack Obama(奥巴马), who is ______ African American was elected ______ president of the United States.
A. the; / B. an; a C. the; the D. an; /
22. One of the students held the view _______ the teacher said was wrong.
A. that B. what C. that what D. what if
