问题
选择题
The professor stressed the new medicine would _______ shorten the treatment period from the current days to a minimum of four days.
A．alternatively
B．effectively
C．actively
D．negatively
答案
答案：B
题目分析：句意：这位教授强调这种新药会有效地缩短疗程，从目前的29天到最少4天。alternatively 二者择其一地；effectively 有效地；actively 积极地，主动地；negatively消极地。故选B。
