They still have some problems（）in designing the new energy vehicles.
A. overcome
B. overcoming
C. to overcome
D. overcomes
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文件目录结构如下图所示：C：\├—CAI<目录>├─USER<目录>├─LX<目录>│ ├─AAA.TXT 文件 设当前提示符为C：\>，请写出删除AAA.TXT文件的命令。
汉字系统只是将英文操作系统翻译成汉字，它属于操作系统。
A. 对
B. 错
The passage is mainly about（）
A. how to keep your employees
B. the importance of key employees
C. how to challenge your employees
D. the difference between push and pull
茅台酒因产于四川省仁怀县茅台镇而得名。( )
A. 对
B. 错
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