【题目】 —Professor Smith, I’d like to take a gap year to Africa to serve in a global anti-Aids campaign.
—Good idea, ______ you can afford the time.
A. provided that B. in case
C. even if D. so that
在线课程【答案】A
【解析】
试题分析：考查状语从句。A. provided that 假如---；B. in case以防万一；C. even if即使；D. so that为了---。句意：好主意，假如你能负担得起的时间。故选A。