更多"[单选题]I have been learning English a"的相关试题:
[单选题]All fish in the consignment have been in approved export premises for ____days prior to exporting to Australia.
A.7
B.14
C.30
D.60
[单选题]9. All the inferior products have been _____ before they are sent to the market.
A.furnished
B.polished
C.eliminated
D.stripped
[单选题] These advertisements have been customized to cater to the individual needs oftheir customers.
A. 库存
B.税收
C.迎合
D.成功
[单选题]
Users have been complaining that their Frame Relay connection to the corporate site is very slow. The
Network administrator suspects that the link is overloaded. Based on the partial output of the Router#
Show frame relay pvc command shown in the graphic, which output value indicates to the local router
That traffic sent to the corporate site is experiencing congestion?
A. DLCI = 100.
B. last time PVC status changed 00.:25.:40.
C. in BECN packets 192.
D. in FECN packets 147.
E. in DE packets 0.
[单选题] She thought there might have been an accident, ______ she called the police.
A. moreover
B. however
C. so
D. but
[单选题]
As a network administrator, you have been instructed to prevent all traffic originating on the LAN from
Entering the R2. router. Which the following command would implement the access list on the interface ofthe R2. router?
A. access-list 101. in
B. access-list 101. out
C. ip access-group 101. in
D. ip access-group 101. out
[单选题]200. We have been told that under no circumstances _____ the telephone in me office for personal affairs.
A.did we use
B.may we use
C.we may use
D.we could use
[单选题]I have been looking forward to ____ from my parents.
A.hear
B.being heard
C.be heard
D.hearing
[单选题]
________ several hypotheses have been made for the changing of the climate in the area, no conclusive evidence supports any of them.
A.
Although
B.
As
C.
If
D.
Despite
[单选题]2. You should have been more patient _____ that customer; I’m sure that selling him the watch was a possibility.
A.of
B.with
C.for
D.at
[单选题] I have been looking forward to _________ from my parents.
A. hear
B. being heard
C. be heard
D. hearing
[单选题]I am already homesick __________ I have been here for only two days.尽管才来两天，我已经想家了。
A.even though
B.through
C.now that
D.therefore
[单选题]28. O’Neill’s ideas have been ____ to a great deal of criticism from those who consider them as scientific dreaming.
A.adjusted
B.corresponded
C.subjected
D.yielded
[单选题]All morning as she waited for the medical report from the doctor, her nervousness .
A.has grown
B.is growing
C.grew
D.had grown
[单选题]110. Peter ,who had been driving all day ,suggested ______ at the next town.
A.to stop
B.stopping
C.stop
D.having stopped
[单选题]81. They are sure they have all the facts they need to _____ the existence of a black hole.
A.obtain
B.maintain
C.verify
D.display
[单选题] Business has been showing a ____ to have improved in the furst two seasons.
A. tend
B. trend
C. tending
D. tendency
[判断题]All the airports have a bench or seating area so you have enough space to get dressed.
A.正确
B.错误
