_____ the diamond, he had to look for a place to hide it.
| A．Having stolen | B．Having been stolen | C．Stolen | D．Stealing |
. To improve your spoken English, you’d better listen to the tape ______.
| A．gradually | B．fluently | C．frequently | D．entirely |
______ he has made up his mind, no one can make him change it.
| A．Unless | B．Once | C．Until | D．As |
I ______ laughing when my daughter made a face.
| A．burst out | B．burst into | C．burst upon | D．burst on |
—Theexaminationwasveryeasy.
—______,ourmonitordidn’tpassit.
| A．Inotherwords | B．What’smore |
| C．Believeitornot | D．That’s right |
Many of them didn’t follow his advice, ______ they knew it to be useful.
| A．as if | B．even though | C．so that | D．because of |