ANutrient-rich.
BNutrient-poor.
CDependent.
DInterdependent.
AOne-third of them.
BFifty-five percent of them.
CFifty-one percent of them.
DOne in five of them.
AThey were standing along the road to welcome the soldiers.
BThey were standing along the road to yell at the soldiers.
CThey were paving roads to welcome the soldiers.
DThey were blocking roads to attack the soldiers.
对
错
对
错
对
错
对
错
对
错
AState-owned Chinese airlines.
BAll the Chinese airlines.
CChinese commercial airlines.
DInternational airlines.
ASouth American companies.
BCuban drug companies.
CCompanies in Caribbean island countries.
DCuban farm produce companies.
AThree memory hacks to make you smarter
BHow to use study strategies more effectively
CThe potential pitfalls of study strategies
DThe reasons for ineffective learning
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