单项选择题 Ⅰ. Phonetics (5 points)Directions: In each of the following groups of words, there are four underlined letters or letter combinations marked A, B, C and D. Compare the underlined parts and identify the one that is different from the others in pronunciation. Mark your answer by blackening the corresponding letter on the answer sheet.1. A. organize B. bargain C. regular D. charge

单项选择题 临时用电设备不足（）和设备总容量不足50kW，应编制安全用电技术措施和电气防火措施。

单项选择题 Harry: I hate history.Susan: I don't. (57) I'm reading about the Romans.