【单选题】听力原文:W: why didn't you make an appointment to see the doctor last week when you first twisted your ankle? M: the injury didn't seem serious then. I decided to go today because my foot still hurts when...
A.
His injury kept him at home.
B.
He was too weak to see the doctor.
C.
He didn't think it necessary.
D.
He failed to make an appointment.
【单选题】汽车行驶过程中,充电指示灯点亮,原因是( )。
【单选题】听力原文:W: Why didn't you make an appointment to see the doctor when you first hurt your foot? M: The injury didn't seem serious then. I decided to come today because my foot still aches when I walk. Q: ...
A.
He had missed an earlier appointment.
B.
His foot had seemed all right.
C.
His foot was badly injured and he couldn't walk.
D.
He was not able to find the doctor.
【多选题】关闭和删除描述哪些是正确的:
A.
A. 按住shift键的同时单击图层选项栏中的蒙板就可以关闭蒙板,使之不在图象中显示
B.
当在图层调板的蒙板图标上出现一个黑色叉号标记,表示将图层蒙板暂时关闭(提示:应为红色)
C.
图层蒙板可以通过图层调板中的垃圾桶图标进行删除
【判断题】通过把重要的文档,程序和文件加密,可以加强计算机的逻辑安全。
【单选题】关于高效使用流量快车,以下选项错误的是:( )
D.
因为流量快车是免费提供给卖家使用的,所以即使付费也无法增加流量快车位置