问题
选择题
We found the students seated at tables and had their eyes__________on the scene of the launch of Shenzhou V spaceship.
A．fixed
B．fix
C．fixing
D．to fix
答案
A
fix one’s eyes/attention on/upon为固定短语,意为“注视,注意”,故此处应用过去分词形式作宾语补足语。