（）is the most flexible mode of all the

1、Which of the following is most suitabl

Which of the following is most suitable for the cultivation of linguistic competence?AA. Sentence-making.BB. Cue-card dialogue.CC. Simulated dialogue.DD. Learning syntax

2、Which one of the following is the most

Which one of the following is the most commonly used layer 2 network device?（）A HubB BridgeC SwitchD RouterE RepeatersF None of the above

3、Because most，if not all，of the evidenc

Because most，if not all，of the evidence（）the carrier，the burden of proof soon shifts to the carrier，once the claimant has made initial proof of improper care.Aare available forBis available toCare available toDis available for

4、What is the name of the VTP mode of op

What is the name of the VTP mode of operation that enables a switch to forward only VTP advertisements while still permitting the editing of local VLAN information?（）A serverB clientC tunnelD transparent

5、（）is the oldest of all the parties is

（）is the oldest of all the parties is Ireland.AThe Irish Labour Party　BThe Progressive DemocratsCFianna Fail　DFine Gael

6、Which of the following pumps is most s

Which of the following pumps is most suitable for an oily water separator?（）Areciprocating pumpBvane pumpCmono pumpDaxial-flow pum