Question

When you meet new words in reading, you needn’t         in a dictionary at once.

A．look up them	B．look them up
C．look for them	D．look them for

Answer 1

B

试题分析：当你在阅读中遇到生词你不必马上在字典中查找他们。look up，查找，代词放中间。故选Ｂ。