MBA考试

【单选题】He was proud of being chosen to participate in the game and he ______ us that he would try as hard as possible.
A．insured
B．guaranteed
C．assumed
D．assured
网考网参考答案：D
网考网解析：
insure意为“保证，确保”；guarantee意为“保证，担保”；assume意为“假设，臆断”；assure意为“向……保证，使放心”，通常构成assure somebody that结构，意思是“向……人保证”。根据后面的us that可知，应选assure。 查看试题解析出处>>