Our English teacher，Billy，never criticizes us，but uses to make us work hard.
A. courage
B. praise
C. surprise
D. duty
网友回答
A. courage
(答案→)B. praise
C. surprise
D. duty
解析：词义辨析题。我们英语老师从不批评我们但是用表扬方法使我们努力。A. courage 勇气 B. praise 赞扬 C. surprise 惊讶 D. duty 责任 根据语境选B