You’d better look up the new word in a dictionary____ you don’t know it.A．ifB．asC．thoughD．whether-八

题目简介

You’d better look up the new word in a dictionary____ you don’t know it.

A．if

B．as

C．though

D．whether

题型：单选题难度：中档来源：不详

试题分析：句意：如果你不知道这个新单词，最好去查字典。A 如果；B 正如；C 尽管；D 是否；结合题意故选A。