问题
选择题
He was watching her doing it with a ________ look on her face, as if to say that she would not change her mind.
A．reliable
B．determined
C．stubborn
D．straight
答案
B
题目分析：考查形容词：A. reliable可靠的，可信赖的，B. determined有决心的，坚定的，C. stubborn固执的，D. straight直接的，句意：他看着她脸上带着坚定的表情做事情，好像说她不会改变主意的，选B。