【简答题】听对话,选出与所听内容相符的图片。 1. How does Jim usually go to school? 2. What does the girl want? 3. Where is Lucy from? 4. Where did the woman go last Sunday? 5. What’s the weather like?
【单选题】变压器的变比为 K,负载运行时与空载运行时的励磁电流( )
【单选题】将高级语音编写的源程序全部翻译成机器语言表示的目标程序,然后再执行,完成此功能的程序叫( )程序
【简答题】听对话,选择正确的图片。 1. What does the boy usually do after class? A B C. 2.Which does the girl like best? A B C. 3.Where does the boy ...
【简答题】听小对话,请从A.B.C三个选项中选择符合对话内容的图片。 1. What does the girl like? 2. What is the weather like today? 3. Which sport does Tom like best? A B C 4. How did Mary come to Yiwu? 5. Whe...
【判断题】人为地制止物体运动,包括使其减速、阻止其运动或加速运动,均可称之为制动。()
【简答题】从A、B、C三幅图中找出与你所听内容相符的选项。 1. What does the girl always do? 2. What is the festival? 3. When does the shop open today? 4. Which country is it?
【多选题】变压器并联运行的最理想情况是()。
A.
空载时,各变压器之间无环流,每台变压器的空载电流都为零
B.
负载时,各变压器所分担的负载电流与它们的容量成正比。
【判断题】企业年末的未分配利润金额等于企业当年实现的税后利润加上年初的未分配利润。