问题
选择题
It is the prevention of disease_____ its successful treatment that has led to the rapid increase of the world’s population.
A．more than
B．rather than
C．other than
D．less than
答案
答案：B
考查than短语。A不仅仅；超过；分词；B代替，而不是；C除…之外；D少于…；结合句意可知B正确。句意：不是成功的治疗疾病而是预防疾病导致了世界人口的迅速增加。