.If you meet some new words, you can _____ in a dictionary.
A. look it up B. look up it
C. look them up D. look up them
---How do you study ____the final test?
---I study ____ working with a group.
A.for； by B. by； in C. for； from D. to ； at
--I’m worried about my math exam.
---______.I believe you can pass it.
A.Thanks a lot B.I’m sorry
C.Take it easy D.It doesn’t matter
A group of middle school students spent two weeks ____the jungle.
A. trekking across B. to trek across
C. to trek through D. trekking through
She doesn’t have a pen ____.
A. writing with B. to write with
C. to write D. write
___ is said that _____ tourists visit this city every day.
A. That； thousands of B. It； five thousand of
C. It； thousands of D.This； three thousand
