—She looks very happy. She ______ have passed the exam.
—I guess so. It's not difficult after all.
A. should B. could C. must D. might
So much of
interest ________ that most visitors simply run out of time before seeing it all.
A. offers Beijing B. Beijing offers
C. does Beijing offer D. Beijing does offer
---I failed again, I wish I _________ harder. ---But you _______.
A. worked; didn’tB. had worked; didn’t
C. worked; don’t D. had worked; hadn’t
Today we have chat rooms, text messages and email, but we seem _______ the art of communicating face-to-face.
A. losing B. to be losing
C. to be lostD. having lost
______ along with host families, I believe, language travel students are likely to get enough language practice.
A. Stay B. Having stayed
C. Staying D. To stay
--- I can't find Mr. Smith. Where did you meet him 
this morning?
--- It was in the hotel ______ he stayed.
A. whereB. which
C. the oneD. that
