A．BecauseB．NonethelessC．ThereforeD．Whether
A. Because
B. Nonetheless
C. Therefore
D. Whether
查看答案
What problem did Clotfelter face when he studied the effect of schools' extracurricular activities？
A. Students were unwilling to cooperate when he conducted the poll.
B. There was no available data of the racial composition of every school.
C. He found it impossible to catalogue the structural feature of all high schools.
D. It was difficult to compare the racial makeup of the clubs and sports teams.
A．findingB．purposeC．prospectD．proposal
A. finding
B. purpose
C. prospect
D. proposal
A．inventedB．discoveredC．locatedD．developed
A. invented
B. discovered
C. located
D. developed
What can we infer from the third paragraph？
A. Spanking has nothing to do with brain hurt.
B. It's not children's fault not going to college.
C. Physical punishment can affect kids emotionally.
D. Parental education plays no part in kids' study.
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