You have a portable computer that runs Windows 7. You configure the computer to enter sleep mode after10 minutes of inactivity. You do not use the computer for 15 minutes and discover that the computer has notentered sleep mode. You need to identify what is preventing the computer from entering sleep mode. What should you do?()
第1题:
You buy a gift, but you can if you want to.
A. must
B. mustn't
C. have to
D. don't have to
第2题:
A unless you will have ;
B unless you don’t have ;
C unless you have
第3题:
A、Will you try
B、Have you tried
C、Do you try
D、Are you
第4题:
A、should have done
B、must have done
C、must do
D、have to do
第5题:
A、how long you live here
B、how long have you lived here
C、how long you have lived here
D、how long did you live here
第6题:
—I can't see the words on the blackboard. —Perhaps you need _( )
A. How long ago did you get it this
B. How long have you been like this
C. How soon have you got it
D. How soon have you liked this
第7题:
If you had taken the medicine yesterday, you ______ much better now.
A、must have felt
B、might have felt
C、would have felt
D、would feel
第8题:
第9题:
第10题:
“请问您的住址和电话”的英文为()
第11题:
You work as a database administrator for Supportcenter.cn. In your production database, the size of Database Buffer Cache needs to be increased immediately for the current as well as future instances of the database. The Oracle instance has been configured to accommodate any changes in the size of the memory structures. At this is production database, you want to accomplish this task with no impact on the user’s connections. Which activity must you have completed before accomplishing this task?()
第12题:
Did you have No.4 cylinder repair
Do you have No.4 cylinder repaired
Didn’t you have No.4 cylinder repairing
Didn’t you have No.4 cylinder repaired
第13题:
There are many ________ in the port
A.wharf
B.wharfs
C.wharves
D.wharfes
第14题:
A、did you put; have put
B、have you put; put
C、had you put; have put
D、were you putting; have put
第15题:
A、might meet
B、might have met
C、may have met
D、may have been met
第16题:
A、to keep you waiting
B、to make you waiting
C、to have kept you waiting
D、to have made you waiting
第17题:
听力原文:Your check is a forward one. We will make payment at the maturity.
(3)
A.You can have the check encashed now.
B.You will have the money in one or two days.
C.You can not have the check encashed.
D.You have to wait for the payment till the maturity.
第18题:
You look very tired. You ____ too hard these days.
A. could have worked
B. ought to have worked
C. should have worked
D. must have worked
第19题:
A、how long have you lived here
B、how long you lived here
C、how long you have lived here
D、you have lived here how long
第20题:
第21题:
To understand a word, you have to read all the letters in it; to understand a sentence you have to read all the words in it.()
第22题:
Have a nice holiday!()
第23题:
第24题:
the moment you have entered the shop
before you start browsing
only when you have finished browsing
when you have made your choice