问题
选择题
There is no need for you to look up every new word you _____ when reading. You have to learn how to guess the meanings of new words according to the context.
A．come up with
B．come out
C．come along with
D．come across
答案
答案：D
本题的含义是当你看书的时候，没有必要查询你碰到的每一个单词，come across表示遇见或碰到某物的意思，符合题意，故本题选D。