问题
选择题
If you don't know a word. Please ___________.[ ]
A. look it up
B. look up it
C. look at
D. look out
答案
答案：A
搜题请搜索小程序“爱下问搜题”
If you don't know a word. Please ___________.[ ]
A. look it up
B. look up it
C. look at
D. look out
答案：A