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【单选题】
为影片添加视频切换特效后,可以改变切换特效的持续时间,以下关于切换特效的持续时间描述正确的是?A.
当把一个新的视频切换特效添加到一个已有的频切换特效上后,新的视频切换特效将替换原有的视频切换特效
B.
当把一个新的视频切换特效添加到一个已有的视频切换特效上后,两个切换效果将并存,共同影响视频效果
C.
在时间线面板上选中转场特效,拖动其边缘即可
D.
可以在特效控制台上可以对开始和结束进行设置
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举一反三
【单选题】When there was a short________in the conversation, I asked if anyone would like anything to drink.
A.
blank
B.
space
C.
pause
D.
wait
【单选题】As I ___________ to say good-bye, I asked Billy if there was anything else I could do for him.
A.
stepped back
B.
held back
C.
stepped down
D.
stood for
【简答题】I asked him not (say) ______anything about the plan we made last week.
【单选题】What are the three principle planes in orthographic projection?
A.
front, top, profile
B.
back, top, profile
C.
top, front, right side
D.
frontal, horizontal, profile
【单选题】—Where’s Cathy?—______Anything wrong?—I asked her to do something, but she wouldn’t.—To wash her hair before supper.
A.
She is upstairs in her room. What for?
B.
She is ill. What did you tell her to do?
C.
She is upstairs in her room. What did you tell her to do?
D.
She has gone to see a doctor. What is she going to do?
【单选题】In orthographic projection, visual rays are __________ to the projection plane.
A.
parallel
B.
adjacent
C.
perpendicular
D.
tangent
【简答题】I asked her not______(tell)others anything about our research until the end of the week．
【单选题】"Anything?" I asked, looking at him narrowly .
A.
passionately
B.
closely
C.
rationally
D.
scornfully
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