【题目】He tried to _______ his teachers by using big words in all his essays.
A.import
B.imply
C.improve
D.impress

【答案】D
【解析】考查动词词义辨析。句意：他试图在他的文章中使用大话来给他的老师留下印象。impress.“给......留下印象”；import “出口”；imply“暗示”；improve”提高“。根据句意，选D。