【简答题】Look at the four squares that indicate where the following sentence could be added to the passage. Nor is development being restricted to the Andes. Where would the sentence best fit?
【判断题】餐饮服务的好坏,直接影响了餐饮部的经济效益。
【单选题】循环流动式制动压力调节器在减压过程中,电磁阀处于“减压”位置,此时电磁线圈的通入电流为( )
【判断题】由于无氧运动可以影响人体内的糖代谢和脂类代谢,在运动过程中又要消耗大量的热量,因而无氧运动也被广泛用于减肥和控制体重。
【单选题】Three of the following are characteristics of London, Which of the four is the EXCEPTION?
A.
London is a political, economic and cultural centre of the country
B.
London has a larger population than all other cities in England
C.
London is not only the largest city in Britain,but also the largest in the world
D.
London has played a significant role in the economic construction of the country
【单选题】电源电动势是2V,内电阻是0.1Ω,当外电路开路时,电源的端电压和电路中的电流分别是( )
【多选题】CIP 贸易方式时,适用的运输方式包括( )
【单选题】电源电动势是3V,内电阻是0.1Ω,当外电路断路时,电路中的电流和端电压分别是( )。