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计算机系统中的所有文件一般可分为可执行文件和非可执行文件两大类，可执行文件的扩展名类型主要有“.exe”和“.com”。A.
正确
B.
错误
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【简答题】选择填空: 1. Take the second turn the right.(on, at, in). 2. Go the road. (in, across, from) 3. China became a WTO member December 11, 2001.(on, at, in) 4. He’s lived here 1998.(in, on, since) 5. He was b...
【简答题】a. Go across the road. b. Turn right. c. Turn left at the crossroads. d. Take the second turn on the right. e. Turn left at the first traffic light. f. Go along the road.
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