You have lost datafile 4 from your database. Which is typically the fastest way to restore your database? （）

A . anchor using both anchors B . anchor with scope of 8 or more to 1 C . use a stern anchor D . fit a crown strap and work wire to the anchor

A、until B、when C、what D、that

A . What a pity! B . It's nothing. C . It doesn't matter. D . Not at all.

A . One tablespace has only one datafile B . Many tablespaces can share one datafile C . One tablespace can have many datafiles D . One datafile can contain many tablespace

A . on B . in C . with D . during

A .  The block change tracking feature must be enabled. B .  OMF must be configured on your database. C .  The database must be in ARCHIVELOG mode. D .  A USERID must be supplied.

A .  Restore and recover the datafile. B .  Restore and recover the tablespace. C .  Restore and recover the database. D .  Restore and recover the control file. E .  Restore and recover the parameter file.

A、experienced B、overcome C、experience D、overcame

A .  Shut down the database B .  Clear the online redo log C .  Back up the database D .  Checkpoint the database E .  Call Oracle support

A .  Complete database recovery. B .  Incomplete database recovery. C .  Approximate database recovery. D .  Archived database recovery. E .  The database could not be recovered with RMAN.

A．A.grunt B．B.grant C．C.grand D．D.graft

M: To tell you the troth, I've been putting it off. Q: What does the man mean？ (15) A．He has finished the paper. B．He put his paper somewhere else. C．He forgot to begin researching his paper. D．He postponed the research.

What do we know from the talk？ A．The man is looking for a smaller shirt. B．It's time for the shop to close. C．Bigger shirts may arrive the next day.

A.hired B.have hired C.hire D.had hired

(3) A．We are the credit card holders. B．We are the bank who can encash the card. C．We are the credit card company. D．We stopped your card losing.

<span style="font-family: verdana, sans-serif;">A. until B.when C. what D. that</span> <span style="font-family: verdana, sans-serif;">3. He talks as if he _______everything in the world.</span> <span style="font-family: verdana, sans-serif;">A</span><span style="font-family: 宋体;">．</span><span style="font-family: verdana, sans-serif;">knows B</span><span style="font-family: 宋体;">．</span><span style="font-family: verdana, sans-serif;">knew</span> <span style="font-family: verdana, sans-serif;">C</span><span style="font-family: 宋体;">．</span><span style="font-family: verdana, sans-serif;">had known D. would have known</span> <span style="font-family: verdana, sans-serif;">4. Never before _______ seesuch a terrible car accident on the road!</span> <span style="font-family: verdana, sans-serif;">A. I have B.have I C. I did D. did I</span> <span style="font-family: verdana, sans-serif;">5. The girl sometimes hasdif6culty _________ what the teacher says in class.</span> <span style="font-family: verdana, sans-serif;">A</span><span style="font-family: 宋体;">．</span><span style="font-family: verdana, sans-serif;">understand B</span><span style="font-family: 宋体;">．</span><span style="font-family: verdana, sans-serif;">understanding</span> <span style="font-family: verdana, sans-serif;">C</span><span style="font-family: 宋体;">．</span><span style="font-family: verdana, sans-serif;">to understand D</span><span style="font-family: 宋体;">．</span><span style="font-family: verdana, sans-serif;">understood</span> <span style="font-family: verdana, sans-serif;">6. The paint is still wet._________.</span> <span style="font-family: verdana, sans-serif;">A</span><span style="font-family: 宋体;">．</span><span style="font-family: verdana, sans-serif;">Be not sure to touch it! B</span><span style="font-family: 宋体;">．</span><span style="font-family: verdana, sans-serif;">Be sure not to touch it!</span> <span style="font-family: verdana, sans-serif;">C</span><span style="font-family: 宋体;">．</span><span style="font-family: verdana, sans-serif;">Be sure to not touch it! D</span><span style="font-family: 宋体;">．</span><span style="font-family: verdana, sans-serif;">Don&39;t be sure to touch it1</span> <span style="font-family: verdana, sans-serif;">7. The students ______ theirpapers by the end of this month.</span> <span style="font-family: verdana, sans-serif;">A</span><span style="font-family: 宋体;">．</span><span style="font-family: verdana, sans-serif;">have finished B</span><span style="font-family: 宋体;">．</span><span style="font-family: verdana, sans-serif;">will be finishing</span> <span style="font-family: verdana, sans-serif;">C</span><span style="font-family: 宋体;">．</span><span style="font-family: verdana, sans-serif;">will have finished D</span><span style="font-family: 宋体;">．</span><span style="font-family: verdana, sans-serif;">have been finishing</span> <span style="font-family: verdana, sans-serif;">8. —Did the medicine make you feel better？</span> <span style="font-family: verdana, sans-serif;">—No. The more ________, ________ I feel.</span> <span style="font-family: verdana, sans-serif;">A. medicine I take; and the worse B. medicine I take; the worse</span> <span style="font-family: verdana, sans-serif;">C. I take medicine; the worse D. I take medicine; worse</span> <span style="font-family: verdana, sans-serif;">9. There was so much noise inthe classroom that the teacher couldn&39;t make himself ______.</span> <span style="font-family: verdana, sans-serif;">A. heard B.hearing C. to hear D. hear</span> <span style="font-family: verdana, sans-serif;">10. This overcoat cost_________. What&39;s more, they are _______ small for me.</span> <span style="font-family: verdana, sans-serif;">A. very much; very B.too much; much too</span> <span style="font-family: verdana, sans-serif;">C. much too; too much D. very much; too much</span> <span style="font-family: verdana, sans-serif;"> </span>