问题
选择题
The discovery of the new drug is of great ____ to people who suffer from heart problems.
A．appreciation
B．significance
C．satisfaction
D．guidance
答案
答案：B
题目分析：考查名词。A欣赏，感激；B重要性；C满意；D指导。这里考查be of +抽象n，相当于be + adj.句意：新药物的发现对患心脏病的人及其重要。故B正确。
