______ I admit that there are problems, I don’t think that they cannot be solved.
Mr. Obama is the first president since Richard M. Nixon to be ______ and elected while living in a city neighborhood.
Although the study of animal communication has played a vital role in our understanding of human communication ever since the dawn of time, recent research in this area has revealed a number of striking similarities between animal and human communication. Researchers have discovered that animals 1 with humans a number of characteristics, including 2 associated with attraction and mating, territoriality, familiar ties, division of labor, and a number of other traits that we once 3 were uniquely “4”.For example, the 5 between squirrel monkey mothers and infants is not unlike that of human. When infants are separate from their mothers, they emit loud, easily 6, and individually recognizable sounds. 7, the mother can find her child and 8 its needs. 9, mother squirrel monkeys have their own form of “motherese ”, or adult speech that is 10 in order to communicate with their infants.
During the nineteen years of his career, France Battiate has won the ______ of a wide audience outside Italy.
No modern industrial enterprises can( )for a moment without rules and set procedures.
Many renowned scientists questioned the validity of the assumption.