[单项选择]When you are in England, you must remember that ______.

[单项选择]When you are in England, you must remember that ______.

[单项选择]When you go by bus in England, you must be careful because ______.

[单项选择]What parameters must you specify when you enable EIGRP routing?（）
A. The broadcast address, and AS number
B. The network number and AS number
C. EIGRP routing, network number and passive interface
D. EIGRP routing, network number, and AS

[单项选择]If you ride a bicycle in England, you must go ______.

[单项选择]Which parameters must you select when configuring operating system probes SCREEN options?（）
A. syn-fin, syn-flood, and tcp-no-frag
B. syn-fin, port-scan, and tcp-no-flag
C. syn-fin, fin-no-ack, and tcp-no-frag
D. syn-fin, syn-ack-ack-proxy, and tcp-no-frag

[单项选择]You must phone the police when you find any suspicious guy _________ the house late at night.
A. hanging out
B. hanging up
C. hanging round
D. hanging together

[多项选择]Which three elements must be used when you configure a router interface for vlan trunking?（）
A. one IP network or subnetwork for each subinterface
B. subinterface numbering that matches vlan tages
C. subinterface encapsulation identifiers that match vlan tags
D. a management domain for each subinterface
E. one physical interface for each subinterface
F. one subinterface per vlan

[单项选择]When you're driving on a motorway, you must obey the signs telling you to get into the right ________.
A. way
B. track
C. lane
D. road

[单项选择]

Text 2 Do you remember all those years when scientists argued that smoking would kill us but the doubters insisted that we didn’ t know for sure That the evidence was inconclusive , the science uncertain That the antismoking lobby was out to destroy our way of life and the government should stay out of the way Lots of Americans bought that nonsense, and over three decades, some 10 million smokers went to early graves. There are upsetting parallels today, as scientists in one wave after another try to awaken us to the growing threat of global warming. The latest was a panel from the National Academy of Sciences, enlisted by the White House, to tell us that the Earth’ s atmosphere is definitely warming and that the problem is largely man-made. The clear message is that we should get moving to protect ourselves. The president of the National Academy, Bruce Alberts, added this key point in the preface to the panel’ s report: "Science never has all the an
A. Endless studies kill action.
B. Careful investigation reveals truth.
C. Prudent planning hinders progress.
D. Extensive research helps decision-making.