Liza well not want to go on the trip—she hates traveling.
| A．will | B．can | C．must | D．may |
In my opinion, life in the twenty-first century is much easier than ___________.
| A．that used to be | B．it is used to | C．it was used to | D．it used to be |
-- Was Martin sorry for what he' d done?
-- ___________. It was just like him!
| A．Never mind | B．All right | C．Not really | D．Not surprisingly |
The teacher _______ have thought Johnson was worth it or she wouldn't have wasted time on him, I suppose.
| A．should | B．can | C．would | D．must |
Little ________that we were watching his every move, so he seemed to be going his own way in this business.
| A．he realized | B．he didn't realize | C．didn't he realize | D．did he realize |
The field research will take Joan and Paul about five months; it will be a long time _____ we meet them again.
| A．after | B．before | C．since | D．when |