网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
Only when your identity has been checked _____.
A
you are allowed in
B
you will be allowed in
C
will you allow in
D
will you be allowed in
参考答案
参考解析
解析：
句意：只有当你的身份确认后，你才会被允许进入。本题考查部分倒装。only修饰状语部分放句首时，句子的主谓语部分用部分倒装。情态动词will放在主语前，you与allow是被动关系，所以用被动语态。故答案为D。
句意：只有当你的身份确认后，你才会被允许进入。本题考查部分倒装。only修饰状语部分放句首时，句子的主谓语部分用部分倒装。情态动词will放在主语前，you与allow是被动关系，所以用被动语态。故答案为D。
更多 “单选题Only when your identity has been checked _____.A you are allowed inB you will be allowed inC will you allow inD will you be allowed in” 相关考题
考题
When will the fire department come to conduct a fire prevention inspection in our company?A. Next month. I’ve checked hydrants and fire-extinguishers on each floorB.Next day. The manager will check hydrants and other equipment in the building.C.Next week. But hydrants and fire extinguishers on each floor has already been checkedD.The day before yesterday. I had already checked hydrants and fire extinguishers on each floor.
考题
When I arrived in London, it _______
(A) has been raining(B) rained(C) was raining(D) has rained
考题
When data() , it has to be analyzed to decide what it all means.
A.had been collectedB.has collectedC.has been collected
考题
When we got there, the meeting()for half an hour.
A. has been onB. has onC. was onD. had been on
考题
If it has been over 12 hours since you missed a dose, you should .A. change the amount of your next doseB, eat more when taking your next doseC. have a dose as soon as you rememberD. take the next dose at your regular time
考题
Since RAM is only active when the computer is on, your computer uses disk to store information even when the computer is off. Which of the following is true?(74).A．When your computer is on, only RAM is used to store information.B．When your computer is on, only disk drives are used to store information.C．When your computer is off, only RAM is used to store information.D．When your computer is off, only disk drives are used to store information.
考题
The correct procedure for giving an auxiliary boiler a bottom blow, is to begin .A.when the boiler has been secured long enough for most solids to settleB.when the boiler has been cooled to ambient temperatureC.only after raising the water level to within 0.5 inch of the high water cutout onlyD.after bypassing the low pressure
考题
A new trunk has been configured on a switch in the Ezonexam LAN. By default, which VLANs are allowed over this trunk link?A. No VLANsB. Only the VLANs that are specified when creating the trunkC. Only VLANs 1-64D. All VLANsE. All VLAN's except VLAN 1F. None of the above
考题
Jim is the only one of the staff members who ____to be promoted.
AareBhave beenCisD has been
考题
The closest point of approach ( CPA ) of a contact on a relative motion radar may be determined ______.A.immediately when the contact is noted on radarB.only if the radar scope is watched constantlyC.after the contact has been marked at least twiceD.by an occasional glance at the radar
考题
_____, water turns into ice.A、When freezingB、When frozenC、When it has been frozenD、When freezes to it
考题
When William hurried home, he found that his mother ____already ____to hospital.A、has; been sentB、had; sentC、has; sentD、had; been sent
考题
● Since RAM is only active when the computer is on, your computer uses disto store information even when the computer is off. Which of the following itrue? （74）（74）A．When your computer is on, only RAM is used to store informationB．When your computer is on, only disk drives are used to storinformation.C．When your computer is off, only RAM is used to store informationD．When your computer is off, only disk drives are used to storinformation.
考题
For GMDSS，when may a compulsory vessel not be allowed to leave port ________．A.When the vessel is in an overloaded conditionB.When the vessel has arranged for both duplication of equipment AND shore-based maintenanceC.When the vessel has replaced a required piece of GMDSS-related equipment but its performance has not been verified or loggedD.When the vessel is carrying only two licensed GMDSS Radio Operators and is capable of performing all required functions
考题
Who has done your hair，Susan?（）AMy hair has been doneBThat hair stylistCMy hairstyle is coolDI have it cut
考题
Which two of these correctly describe asymmetric routing and firewalls?（）A、only operational in routed modeB、only operational in transparent modeC、only eight interfaces can belong to an asymmetric routing groupD、operational in both failover and non-failover configurationsE、only operational when the firewall has been configured for failover
考题
A user attempts to login to a bookmarked site but is prompted for their social security number,mother’s maiden name and date of birth. Which of the following has MOST likely happened?（）A、The website has updated the security policies.B、The user’s identity has been stolen.C、The browser has been hijacked.D、The user typed the website address incorrectly.
考题
For which three events can web application event listeners be registered？（）A、When a session is createdB、After a servlet is destroyedC、When a session has timed outD、When a cookie has been createdE、When a servlet has forwarded a requestF、When a session attribute value is changed
考题
Initially， for the Automatic Workload Repository （AWR） statistics，the retention period is set to 7 days， the collection interval is set to 30 minutes and the collection level is set to Typical in your production database. You have been using the Memory Advisor for the last three months to generate recommendations for tuning memory components. However，when you observe the Memory Advisor on a Friday，you find that the statistics are available only for two days， Thursday and Friday，of that week. What would have caused the statistics to be removed？（）A、On Wednesday， the statistics have been purged.B、On Wednesday， the retention period has been set to zero.C、On Wednesday， the collection interval has been set to zero.D、On Wednesday， the collection level has been changed to All.E、On Wednesday， the retention period has been set to one day.F、On Wednesday， the retention period has been set to two daysG、On Wednesday, the collection level has been changed to Typical.H、On Wednesday, the collection interval has been set to 1440 minutes.
考题
单选题Purging air from a hydraulic system is necessary when（）A
adding small amounts of oil to the systemB
the system has been overheatedC
the system has been drained and then filled with new oilD
the system has been idle for a long period of time
考题
单选题Higher compensation may be claimed only when，with the consent of the carrier，the value of the goods declared by the shipper which（）the limits laid down in this clause has been stated in this bill of lading.A
increasesB
exceedsC
decreasesD
reduces
考题
单选题A user attempts to login to a bookmarked site but is prompted for their social security number,mother’s maiden name and date of birth. Which of the following has MOST likely happened?（）A
The website has updated the security policies.B
The user’s identity has been stolen.C
The browser has been hijacked.D
The user typed the website address incorrectly.
考题
单选题You have only two redo log groups and these groups get overwritten several times in a day. Your database operates in NOARCHIVELOG mode and user/x7fmanaged consistent backups are performed every Sunday night. On Thursday morning， you find that an important table has been dropped and purged. With reference to this scenario， up to what point in time can the data be recovered？（）A
until Thursday morningB
until last Sunday’s backupC
until Wednesday eveningD
until that point in time when the database is openedE
until that point in time when the recovery is performedF
until that point in time when the table is dropped and purged
考题
单选题Before entering a fuel tank that has been cleaned, it should be checked with an oxygen indicator and a/an（）.A
Orsat apparatusB
flame safety lampC
Halide torchD
combustible gas indicator
考题
单选题Initially， for the Automatic Workload Repository （AWR） statistics，the retention period is set to 7 days， the collection interval is set to 30 minutes and the collection level is set to Typical in your production database. You have been using the Memory Advisor for the last three months to generate recommendations for tuning memory components. However，when you observe the Memory Advisor on a Friday，you find that the statistics are available only for two days， Thursday and Friday，of that week. What would have caused the statistics to be removed？（）A
On Wednesday， the statistics have been purged.B
On Wednesday， the retention period has been set to zero.C
On Wednesday， the collection interval has been set to zero.D
On Wednesday， the collection level has been changed to All.E
On Wednesday， the retention period has been set to one day.F
On Wednesday， the retention period has been set to two daysG
On Wednesday, the collection level has been changed to Typical.H
On Wednesday, the collection interval has been set to 1440 minutes.
考题
单选题You have only two redo log groups and these groups get overwritten several times in a day. Your database operates in NOARCHIVELOG mode and user-managed consistent backups are performed every Sunday night. On Thursday morning， you find that an important table has been dropped and purged. With reference to this scenario， up to what point in time can the data be recovered？（）A
until Thursday morningB
until that point in time when the database is openedC
until that point in time when the recovery is performedD
until last Sunday’s backupE
until that point in time when the table is dropped and purgedF
until Wednesday evening
考题
单选题A CO2 portable extinguisher is annually checked by（）.A
reading the gage pressureB
weighing the extinguisherC
discharging a small amount of CO2D
seeing if the seal has been broken
热门标签
最新试卷