问题
选择题
It's not always necessary to look up the words _____ the dictionary while
reading. Sometimes we need to guess.[ ]
A. on
B. in
C. at
D. from
答案
答案：B
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It's not always necessary to look up the words _____ the dictionary while
reading. Sometimes we need to guess.[ ]
A. on
B. in
C. at
D. from
答案：B