You are asked to change the cable on interface ge-0/2/1.Which statement is correct?（）
第1题：
Have you asked John _____tickets to Beijing?
A. for
B. to
C. in
第2题：
You, like many of your classmates, probably have been in such a situation where you are asked to do something to help a foreign friend. (翻译)
第3题：
Don’t discuss the problems with your partner unless you??____________ to do so.
A. ask B. are asked C. will ask D. will be asked
第4题：
if you want to change the position of the head line forward for 3 meters, what do you say?
第5题：
A.you are
B.you were
C.were you
D. are you
第6题：
A: I'm Bob. Mike asked me to visit you. B: Nice meeting you, Bob.()
第7题：
A、exchanged…for
B、exchange…with
C、change…for
D、change…with
第8题：
She asked me, “will you go to the cinema tomorrow?” (改为宾语从句)
She asked me ________ I ________ go to the cinema the next day.
第9题：
You have not configured Oracle Managed Files (OMF) in your database. You do not want to scan the entire datafile every time an incremental backup is performed. You decide to enable the block change tracking feature. Which statement should you use to enable the block change tracking feature?（）
A. ALTER DATABASE ENABLE BLOCK CHANGE TRACKING;
B. ALTER SYSTEM ENABLE BLOCK CHANGE TRACKING USING FILE <path>;
C. ALTER DATABASE ENABLE BLOCK CHANGE TRACKING USING FILE <path>;
D. ALTER SYSTEM ENABLE BLOCK CHANGE TRACKING;
第10题：
Certkiller .com has asked you to create a file management application to monitor the hosts file.Certkiller .com has instructed you to change the hosts file if it has been changed.You, therefore, need to display the size and whether the hosts file is set to read-only.What should you do?（）
A.
B.
C.
D.