单项选择题

AIDS is said______the number-one killer of both men and women over the past few years in the region.

A．being
B．to be
C．to have been
D．having been
<上一题 目录 下一题>
热门 试题

单项选择题
You can’’t let the situation get worse. You must take ______.
A．decisions
B．sides
C．directions
D．steps
单项选择题
This book is about how these basic beliefs and values affect important ______of American life.
A．facets
B．formats
C．formulas
D．fashions
相关试题