The English-Chinese dictionary helps me a lot. I often new words in it.A. put upB. pick u

问题补充：

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

答案：

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。