问题补充：
Our new English teacher made a strong on all of us with his humorous speech.
A. description
B. contribution
C. impression
D. expression
答案：
A. description
B. contribution
(答案→)C. impression
D. expression
解析：考察名词。Description描述 contribution贡献 impression印象 expression 表达，表情 make a strong impression on 给某人留下深刻印象
句意为，我们的新英语老师用他幽默的语言给我们留下了深刻的印象。
