【判断题】BD1-7型变压器是用作道岔表示电源的隔离变压器。
【判断题】BD1-7型变压器是用作道岔表示电源的隔离变压器。
【判断题】现代汉语的熟语包括成语、歇后语、行业语、术语3、外来语等。
【判断题】现代汉语的熟语包括成语、歇后语、行业语、术语、外来语等。
【简答题】听对话,根据其内容选择正确答案。对话读两遍。 1. What's the matter with Peter? A. He was late for school. B. He didn't sleep well. C. He failed the exam. 2. Peter had a dream last night? A. good B. sweat C. terrible 3. What...