all the seats full he had no choice but to stand up.A. ForB. AsC. ThoughD. With

问题补充：

all the seats full, he had no choice but to stand up.

A. For

B. As

C. Though

D. With

答案：

A. For

B. As

C. Though

(答案→)D. With

解析：考查with符合结构，句意：因为所有的座位都坐满了，他只好站着。因为逗号前面的不是句子，不能用连词as，for，though，应该用with+宾语+adj（宾语补足语），选D。