托福考试

【单选题】In 1976 Sarah Caldwell became （） at the Metropolitan Opera House in New York City. 
A. she was the first woman to conduct 
B. the first woman conductor 
C. the woman was first conducting 
D. the woman conducts first 

【单选题】During First tEn yEArs oF thE spACE AgE, whiCh BEgAn in 1957, morE thAn500 ArtiFiCiAl sAtEllitEs wErE roCkEtED into orBit ArounD thE EArth.

【单选题】 The word "they" in line 17 refers to
A．( chapbooks
B．( tales
C．( jokes
D．( pages

【单选题】 What were "steady sellers" (line 23)
A．( Printers whose incomes were quite large
B．( People who traveled from town to town selling Books and pamphlets
C．( Investors who provided reliable financial Support for new printers
D．( Publications whose sales were usually consistent from year to year

【单选题】 Why does the author mention "the University of Indiana campus" in line 10-11
A．To provide evidence that intact acorns are hard to find under oak trees
B．To indicate a place where squirrels can aid seed dispersal of oaks
C．To argue in favor of additional studies concerning the destructive force of squirrels
D．To support the claim that squirrels can do great damage to oak stands