【判断题】为了确保Windows XP系统安全,在修改注册表前一定要备份注册表。
【单选题】The dish, which is delicious is made with ingredients in most supermarkets. [ ]
【简答题】阅读理解。 1. Which dish is the cheapest one? A. Noodles. B. Potatoes. C. Fried fish. D. Eggs and tomato soup. 2. Which drink is the most expensive? A. Milk. B. Coffee. C. Orange juice. D. Green tea. 3. Wh...
【简答题】The earliest process for mining gold is panning, which involves using a circular dish with a small pocket at a bottom.
【简答题】The most easiest process for mining gold is panning, which involves using a circular dish with a small pocket at the bottom.
【单选题】关于时分多路复用技术,说法正确的是( )。
B.
将一条传输线路的可用传输时间划分成若干个时间片,每个用户轮流分得一个时间片,在分得的时间片内使用线路传输数据。
C.
时分复用将时间划分为一段一段等长的时分复用帧(TDM帧),每个时分复用用户随机性地在一个TDM帧中占用固定的时隙。
D.
时分复用将时间划分为一段一段不等长的时分复用帧(TDM帧),每个时分复用用户周期性地在一个TDM帧中占用固定的时隙。
【单选题】Which of the following is the correct sequence of dish order in the west?
A.
Drink, starter, main course, side dish, dessert.
B.
Drink, starter, side dish, main course, dessert
C.
Starter, side dish, main course, dessert, drink
D.
Starter, main course, side dish, dessert, drink
【单选题】Which of the following statements about dish order in China is false? ______
A.
Normally cold dishes are served before hot ones.
B.
Dry dishes are served before soup.
C.
Newly served dishes are always put near the most honored guest.
D.
When whole fish, whole chicken or whole duck is served, the dish is normally put in such a way that the tail is towards the most important guest.