单项选择题
A.crudeB.coarseC.roughD.raw
Retailers will need to rethink their strategies as（）sho...
单项选择题Retailers will need to rethink their strategies as（）shoppers demand price-competitive goods.
A.thriftyB.moistC.barrenD.digestive
The National Institute of Health is discussing ways of ...
单项选择题The National Institute of Health is discussing ways of tackling the problem of childhood（）.
A.cafeteriaB.membershipC.flavorD.obesity
To （）how the system works，Bruce shows off the prototype...
单项选择题To （）how the system works，Bruce shows off the prototype of a 3D analysis tool.
A.dedicateB.distributeC.demonstrateD.cultivate
