You want to take a complete database backup using RMAN. The backup should consist only the used blocks from your database. Which two statements are true about this backup operation? （）(Choose two.)
第1题：
回答下列各题：
(S=Shopkeeper，P=Peter)
S： ___56___
P：I want to buy a notebook．
S：The notebooks are overtllere．___57___
P：The blue onelooks nice． ___58___
S：Two yuan．
P：That’s all right．___59___
S： ___60___
P：Thank you．
56.__________
A．I will take it． B．How much is it?C．What can I do for you?D．Which one do you like?E．Let me help you． F．How many ones do you want?G．Here you are． H：Thank you so much!
57.__________
A．I will take it． B．How much is it?C．What can I do for you?D．Which one do you like?E．Let me help you． F．How many ones do you want?G．Here you are． H：Thank you so much!
58.__________
A．I will take it． B．How much is it?C．What can I do for you?D．Which one do you like?E．Let me help you． F．How many ones do you want?G．Here you are． H：Thank you so much!
59.__________
A．I will take it． B．How much is it?C．What can I do for you?D．Which one do you like?E．Let me help you． F．How many ones do you want?G．Here you are． H：Thank you so much!
60.__________
A．I will take it． B．How much is it?C．What can I do for you?D．Which one do you like?E．Let me help you． F．How many ones do you want?G．Here you are． H：Thank you so much!
请帮忙给出每个问题的正确答案和分析，谢谢！
C
D
B
A
G
第2题：
-Can you tell us why you think this makes good business sense to you? -We've been doing quite well on our own and we could probably survive like this for quite a few more years to come, but if we really want to take it to the next level, ____________.
：A the board of directors needn't take the present economic situation into consideration ;
B it's not necessary for us to develop the company any more ;
C we are going to have to consider finding more investors
第3题：
A.Take the escalator upstairs,and turn left.
B.Take the escalator upstairs , and turn right.
C.Those are dangerous articles. You are not allowed to take them on board.
D.I want to recharge my IC card.
第4题：
A. Backup compression should be enabled
B. Parallelism for the channel should be set to 2
C. All the files must be backed up as backup sets
D. The backup may be stored either on disk or on media with media manager
第5题：
I want to look for a smart phone priced about 1000 Yuan. Do you have some to recommend?
A、 Of course, please take a look at this one
B、 It is very kind of you
C、 Thank you
第6题：
A We're paying alright ;
B At least, our records for money in are very complete ;
C That's something you can improve by talking to human resources
第7题：
If you want to go, I would give you my advice that you take an umbrella.
第8题：
A、You have to give a presentation on what our products are.
B、Thank you so much for doing such a favor for me.
C、Take it easy. There’s nothing to be worried about.
第9题：
When you go shopping and want to buy some clothes，you should think about which kind of clothes you really need and decide how_____money you can _____on them. Then look at the labels that are inside the new clothes. They tell you how to _____the clothes. The label for a shirt may tell you to wash it in warm water. A sweater label may tell you to wash it in cold water. The label on a coat may say “dry clean only” and cleaning in water may _____this coat. If you do _____the directions say on the label, you can keep your clothes looking their best.
1.A. much
B. many
C. large
2.A. cost
B. spend
C. take
3.A. take place of
B. take use of
C. take care of
4.A. change
B. replace
C. ruin
5.A. as
B. by
C. for
第10题：
A. take the Java sources (.java) files and include them in your $APPL_TOP
B. take the Java sources (.java) files and include them in your CLASSPATH
C. take the Java classes (.class) files and include them in your $APPL_TOP
D. take the Java classes (.class) files and include them in your CLASSPATH