—Why didn't you answer my phone when I phoned you at about 11 p. m. yesterday?
—I ___________and failed to hear the phone.
| A.might have slept | B.must be sleeping | 
| C.might be sleeping | D.must have been sleeping | 
.
 .Rather than ______ at home , I prefer to go sightseeing in ___________.
| A.stay; so suuny a day | B.to stay; so a suuny day | 
| C.stay; how sunny a day | D.staying; such a sunny day | 
.
 ---What is Rudi up to? 
  ---Rudi seems bent ______finding a new job.
| A.on | B.to | C.down | D.over | 
.
 Finally they reached an agreement, with ________.
| A.every concerned student | B.every student was concerned | 
| C.every student concerned | D.all the concerned students | 
Greatly frightened by the terrible scene, _______.
| A.tears came to my eyes | B.my heart was full of fright | 
| C.my body trembled | D.I couldn’t help crying out | 
On the coast _______ with an old temple _______ back to Ming Dynasty.
| A.does a village stand; dated | B.stands a village; dating | 
| C.a village is standing; dates | D.a village stands; to date |