The computer was invented in the 1940’s and ______ quite a lot ever since.
A.was changed | B.had changed |
C.has been changed | D.will change |
— Are you a teacher?
— No, but I ____. I worked in a middle school for three years.
A.am | B.will | C.do | D.was |
I wonder why you won’t do it as ____. It’s the third time you have done so.
A.told to | B.be told | C.told you | D.you told |
— How are you getting on with your work?
— Oh, I’m sorry. Things aren’t going so well as ____.
A.plans | B.planning | C.planned | D.to plan |
— Why do you want the book so much?
— ____, sir.
A.Studying | B.Studied | C.Studies | D.To study |
— I hate talking with that guy. Look, he is coming. What should I do?
— Don’t speak until ____.
A.speaking | B.spoken to | C.spoken | D.speaking to |