【单选题】餐厅服务员为客人铺餐巾时,中站在客人的某一侧拿起餐巾,轻轻打开,注意一手在的,一手在后,将餐巾铺在客人腿上这里的某侧及左右手的正确操作为()
【判断题】Figure 6.5 shows that in New York City, pronouncing [r] is generally considered prestigious; so is it in Reading in England.
【单选题】H.J. Rand's prediction about the year 2000 shows that______.
A.
it is easy to figure out in advance what will happen
B.
it is difficult to figure out in advance what will happen
C.
only professions can figure out in advance what will happen
D.
very few professionals can figure out in advance what will happen
【单选题】Which chart shows the sales figure?
【简答题】The figure above shows the shape of a flowerbed. If arcs WZ and XY are semicircles and WXYZ is a square, what is the area of the flowerbed? (1) The perimeter of square WXYZ is 24. (2) The diagonal