19. He had to pause from time to time to wipe the sweat from his forehead, because the
$air-conditioning system ___________.$
Answer key
D
He had to pause from time to…——2012 高考英语第 14 题答案解析
2012_陕西卷 (英语)
题目指纹
这道题真正考什么？
difficulty
Differentiating
先及格路线 · 英语 · 高难题