问题
单项选择题
______umbrellas are commonly used to protect______people from______rain.
A./...the...the
B.The...the.../
C./.../.../
D.The.../...the
答案
参考答案:C
______umbrellas are commonly used to protect______people from______rain.
A./...the...the
B.The...the.../
C./.../.../
D.The.../...the
参考答案:C