The English-Chinese dictionary helps me a lot. I often new words in it.
A. put up
B. pick up
C. catch up
D. look up
网友回答
A. put up
B. pick up
C. catch up
(答案→)D. look up
解析：根据题干，本句的意思是“这本英汉字典帮我很多。我经常在它里面给查生词。”put up“张贴”，pick up“捡起”，catch up“赶上”，look up“查阅”。所以本题选D。