A-A+
They were at work when they received _______SO
问题详情
They were at work when they received _______SOS from _______school, and they immediately stared their police cars.
A. the, the
B. a, a
C. an, a
D. the, a
参考答案
正确答案：C
参考译文：当他们在工作时接到了来自一所学校的求助，于是他们赶紧发动了警车。两空均为泛指，“S”元音开头，前应用an。<?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" />
