更多"()has been one of the dominant them"的相关试题:
[单项选择]There has been a positive response to the export promotion()?
A. hasn’t it
B. hasn’t there
C. doesn’t it
D. has there
[单项选择]Having been served supper,().
A. they continued bargaining.
B. bargaining is continued
C. the bargain was continued
D. it is time to continue bargaining
[单项选择]If business had been carried out to our satisfaction,we()to renew the Agency Agreement.
A. had agreed
B. already agreed
C. shall agree
D. should have agreed
[单项选择]
A transport layer protocol has several responsibilities, One is to create a process-to-process (program-to-program) communication; TCP uses port (1) to accomplish this. Another responsibility of a transport layer protocol is to create a (2) and error-control mechanism at the transport level. TCP uses a sliding (3) protocol to achieve flow control. It uses the acknowledgment packet, time-out, and retransmission to achieve (4) control. The transport layer is also responsible for providing a connection mechanism for the application program. The application program sends (5) of data to the transport layer. It is the responsibility of the transport layer at the sending station to make a connection with the receiver.
空白(1)处应选择()
A. numbers
B. connection
C. diagrams
D. resources
[判断题]All the flights be fore nine have been delayed because of poor visibility this morning.由于今天上午机械故障,9点钟以前的航班都被延误了。()
[单项选择]Motor transport has the biggest market share in the paragraph. Is it true or not ()
A. Yes
B. Depend
C. Not clear
D. No mention
[单项选择]If a shipper has strict arrival and departure requirements, which kind of transport mode he should consider firstly?()
A. Railroad
B. Motor
C. Both of them
D. Neither of them
[单项选择]()has the currency“dollar”.
A. Australia
B. Russia
C. India
D. South Korea
[单项选择]Our latest design has won worldwide().
A. popular
B. popularity
C. popularly
D. popularize
[单项选择]The Chinese nation has () significantly to the progress of human civilization.
A. related
B. contributed
C. owed
D. attached
[单项选择]
()means that every project has a definite beginning and a definite end.
A. Projectphase
B. Unique
C. Temporary
D. Closure
[单项选择]Our company has wide experience()the textiles line.
A. on
B. in
C. about
D. of
[单项选择]There is one suggestion that the footsteps of crowds walking the streets in major cities could () energy.
A. assemble
B. gather
C. generate
D. yield