Most disaster experts believe there is the potential ______ things could get a lot worse.
A．what B． where C．which D．that
It ______ to me that I should go to attend a meeting when I was about to go home．
A．occurred B．struck C．happened D．reminded
Almost all of his time ______ experiments, he has no time to visit his parents.
A．devoted to do B．devoting to doing C．devoted to doing D．is devoted to doing
No government can justly claim authority ______ it is based on the will of the people．
A．unless B．after C．so that D．while
Tom ______ with his grandmother for eight years，but now he is living by himself.
A．lives B．1ived C．has lived D．has been living
---May I try the shoes on?
---______, but I think they will be too small for you.
A．As you like B．It is a pleasure C．By all means D．Believe it or not
