【单选题】Crosby's recent study of American historical demography is blithely based on the reconstitution of the records of single parishes, a method that often excludes migrants. Moreover, it is troublesome fo...
A.
summarizing the findings of a study
B.
placing new research within its historical context
【单选题】Multivitamins urged for all pregnant women A recent study in Tanzania found that when pregnant women took vitamins every day,fewer babies were born too small.Babies that weigh less than two and one-ha...
【单选题】Crosby's recent study of American historical demography is blithely based on the reconstitution of the records of single parishes, a method that often excludes migrants. Moreover, it is troublesome fo...
A.
summarizing the findings of a study
B.
placing new research within its historical context
【单选题】Multivitamins Urged for All Pregnant Women A recent study in Tanzania found that when pregnant women took vitamins every day, fewer babies were born too small. Babies that weigh less than two and one-...