单项选择题

A．orientation
B．implication
C．succession
D．presentation
<上一题 目录 下一题>
热门 试题

单项选择题
Why do the staff members cover themselves with cloth as they work
A．So that they are protected from scratches by the crane’s talons.
B．So that they aren’t exposed to infectious diseases.
C．So that the chicks can be examined in a sterile environment.
D．So that the chicks don’t become dependent on human being.
填空题
According to the expert, which room is the best place to put the computer
相关试题