[单项选择]After some time the second stage of the space shuttle, having used up its fuel, just like the booster, separates and ______.
A. runs away
B. charges for
C. falls off
D. merges into

Some time between digesting Christmas dinner and putting your head back down to work, spare a thought or two for the cranberry. It is, of course, a (1) of Christmas: merry bright red, bittersweetly delicious with turkey and the very devil to get out of the tablecloth (2) spilled. But the cranberry is also a symbol of the modern food industry and in the tale of its (3) from colonial curiosity to business - school case study (4) a deeper understanding of the opportunities and (5) of modern eating.
The fastest growing part of today’ s cranberry market is for cranberries that do not taste like cranberries. Ocean Spray’ s "flavoured fruit pieces" ( FFPS, to the trade) taste like orange, cherry, raspberry or any (6) of other fruits. They are in fact cranberries. Why make a cranberry taste like an orange Mostly because it is a (7) little fruit: FF PS have a shelf-life of two years. Better (8) , they ke
A. command
B. yield
C. demand
D. quantity