Which of the following is NOT one of the disadvantages of a longitudinal research？
A. The subjects may become irritated at repeated testing.
B. The participants in the study may not stay in one place for many years.
C. The behavior. of a subject in the study may be measured continuously for many years.
D. Social changes may be reflected in the behaviors of the subjects participating in the study.
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Some people viewed the findings with caution, noting that a cause-and-effect relationship
A. to be shown
B. to have been shown
C. to have shown
D. being shown
Over the years, Jimmy Connors______phenomenal displays of tennis and temperament at the US
A. has treated spectators with
B. has treated spectators for
C. has treated spectators
D. has treated spectators to
I was in some doubt as to whether the Corporal had______us accidentally on his way out of
A. crashed on
B. bumped into
C. fallen against
D. puzzled about
Which of the following is most clearly analogous to the example in the passage of the person who fears dogs？
A child chokes on a fishbone and as an adolescent is reluctant to eat fish.
B. A person feels lonely and after a while buys a dog for companionship.
C. A child studies science in school and later grows up to become a teacher.
D. A person hears that a snowstorm is predicted and in that evening is afraid to drive home.
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