【答案】During that time, SARS spread easily ____ people.

During that time, SARS spread easily ____ people.

A. among B. along C. between D. through

【答案】

A

【解析】

句意：在此期间，非典很容易在人群中传播。A. among在三者或以上中间；B. along沿着；C. between在…中间（指两者的中间）； D. through贯穿。结合语境：非典很容易在人群中传播。可知，应该选择among在三者或以上中间；故选A。