Inthemid-1960s,whenHolywoodaimeditsfilmssquarelyatmiddleagedwhitepeople,theycomissionedstudiestoseejustwhowereatuallygoingtothemovies.
A. definitely
B. broadly
C. accurately
D. specially
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ClairearrivedattheSeaTacAirportearlyinthe afternoon,ferlingverysmugabout makingherowntravelarangements.
A. enthusiastic
B. optimistic
C. complacent
D. anxious
"I wasgoingtofxthegardentoday,"Tedsaid.histonemildlyreproving,asisheshould haverememberedthat.
A. blaming
B. discouraging
C. warning
D. annoying
Policeinvestigationsusuallyzeroinonsomeoneonahunch,whetherornottheevidence isthere,butveryoftenthey'reright.
A. onimpulse
B. byintuition
C. byspeculation
D. byinterrogation
古典贸易模型的机会成本()
A. 不变
B. 递增
C. 递减
D. 不确定