It’s not always necessary to look up the words ________ the dictionary while reading.Sometimes we need to guess.

It’s not always necessary to look up the words ________ the dictionary while reading. Sometimes we need to guess.

It’s not always necessary to look up the words ________ the dictionary while reading. Sometimes we need to guess

1. A.
   up
2. B.
   in
3. C.
   at
4. D.
   from