Peoplesatinthewaitinghall,
来源:国语帮 3.21W
问题详情:
People sat in the waiting hall, ________ seriously and their eyes ________ on the planes standing on the running field.
A. looked; fixed B. looked; fixing C. looking; fixed D. looking; fixing
【回答】
C
知识点:非谓语动词
题型:选择题