第2题: [单项选择]头后部疼痛,痛引项背者为() A. 少阳头痛 B. 阳明头痛 C. 太阳头痛 D. 厥阴头痛 E. 少阴头痛 参考答案:C
第3题: [填空题]
Motorbike Renting Registration
Date: 7th Aug. Time: 12:15 No. of Motorbikes (9) Period of Hiring (10) Days Hirer’s Name (11) Hirer’s Phone Number (12) 参考答案:C 答案解析:[听力原文] 9-12 F: Good morning, this is Colourful Motorbike Rental. M: Good morning. Miss. A frie
第4题: [单项选择]关于空间电荷抵偿器的作用,正确的是() A. 随管电流的变化,稳定管电压 B. 随管电压的变化,稳定管电流 C. 随管电流的变化,稳定电源电压 D. 随管电压的变化,稳定管电压 E. 随管电压的变化,稳定电源电压 参考答案:B
A. as if B. if only C. now that D. as long as 参考答案:D 答案解析:[解析]本题考查连词的用法。as if=as though“好像”,引导方式状语从句。if only“要是…多好,但愿”,多用来表达愿望,一般后接虚拟语气。now that=since“既然”,引导条