我们在Camtasia中想把视频的开头前十秒剪掉，那么选中轨道并把时间点定位在十秒的位置之后，需点击“剪刀”图标进行剪切。()
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The original purpose of Scottish Operas collaboration with others lies in______.
A. maximizing of its output
B. compromising its budget
C. sharing financial pressure
D. producing wide-reaching programs
采样定理中，釆样频率至少应当是原始图像信息中所包含的最髙频率的()
A. 1倍
B. 2倍
C. 2.5倍
D. 3倍
E. 0.5倍
It can be inferred from Paragraph 1 that______.
A. no one believed Scottish Opera would recover from the financial problems
B. co-production is equally important to Scottish Opera now and before
C. potential risk of breaking its artistic integrity exists in Scottish Opera"s partnerships
D. collaboration with others is significant to Scottish Opera"s recovery
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