关于计算机视频与动画的说法正确的是（）
A.都是使用拍摄手段获取的
B.都是使用计算机软件制作出来的
C.都利用了人眼的“视觉停留”原理
D.以上都不正确
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APP具体操作流程为：
我国大部分地区的降水集中在（ ）
A．春季
B．夏季
C．秋季
D．冬季
Before India gained independence (独立), a few young men from the villages wanted to free India from the foreign rule; they wanted the British to quit India. They needed material wealth to 36 the British out of India, so they started collecting 37 in the Indian villages. One day, they got encouraged to collect 38 things as well. They went from door to door carrying a huge bag, which gradually was 39 with money and gifts. As they went, a one-legged beggar kept 40 them. The young men did not mind. At the 41 of the day, they entered a house to see 42 they had collected. The beggar also wanted to enter, but since he was not a member of the group, they did not 43 him in. The beggar said to them: “I walked such a 44 distance right behind you. You want freedom; I also want freedom. India is not only your motherland. It is also my motherland.” 45 , the young men got mad and told the beggar to go away. Then one of the men felt 46 for him, so they decided to 47 him the things they had collected. 48 the beggar was looking at the gifts in their bag, most of them were showing no 49 for him. Then suddenly the beggar opened up the bag that he had been carrying. It 50 a few coins and some rice. He threw all the contents into their bag at once. At the 51 of this, immediately all the members of the revolutionary group started dropping 52 of gratitude (感激), because he had 53 all that he had to their cause. On that day, they had gone to visit so many rich families, who had given them next to 54 ; but this beggar had given them everything that he had! They were deeply 55 by the beggar’s contribution.
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在工程网络计划中，工作M的最早开始时间为第16天，其持续时间为5天。该工作有三项紧后工作，他们的最早开始时间分别为第25天、第27天和第30天，最迟开始时间分别为第28天、第29天和第30天。则工作M的总时差为（）天。
A.5
B.6
C.7
D.9
下列哪项可视作血寒证（）
A.寒邪客肺证
B.寒凝胞宫证
C.寒凝肠胃证
D.寒邪束表证
E.寒凝关节证
建设项目决策阶段可行性研究的依据包括( )。
A．项目建议书
B．委托监理合同
C．项目初步设计文件
D．材料采购合同