What is the main message conveyed by the text？

A . a b B . b c C . a b c D .  Compilation fails. E .  An exception is thrown at runtime.

A . To act as ballast for light vessels B . To provide ventilation and drainage for cargo C . To secure the tarpaulins in place D . To support weakened bulkhead

A . severity level B . facility C . log message name D . time stamp E . error codes F . access privilege

A . Logistics must be globalization B . Logistics is developing C . Logistics needs all nations involved in the world D . Logistics activity is international

A . ab B . bc C . abc D . Compilation fails. E . An exception is thrown at runtime.

A . error messages only B . disable all messages C . error and warning messages only D . info, error and warning message

A . manages the CRS Server   B . creates CRS Engine reports   C . creates application scripts for call flows   D . remotely manages the LDAP Directory &e

A．Animals yawn for a number of reasons. B．Yawning results only from fatigue of boredom. C．Human yawns are the same as those of other animals. D．Only social animals yawn.

A．Salad. B．Garlic bread. C．Boiled vegetables. D．Dessert.

A．The development of e-mail in the world. B．The advantages of e-mail. C．The popularity of writing in people's life. D．A comparison between e-mail and long-distance calls.

A．organically grown foods are nutritious. B．how to buy organically grown foods. C．what does organically grown foods mean？ D．a general standard should be established to regulate the organically grown produce.

A．Training for a professional athlete. B．His ways of physical training. C．How to do cross-country running. D．How to do mountain climbing.

A、life B、love C、nature D、the mindset and perpective of human beings E、death 此题为多项选择题。

A．To point out similarities in Emerson"s essays and poems B．To prepare the students to read an essay by Emerson C．To compare Emerson"s concept of universal truth to that of other authors D．To show the influence of early United States society on Emerson"s writing 此题为多项选择题。

A．Right. B．Wrong. C．Doesn't say.

A．She lives so far away. B．She has no time to visit her parents. C．Her parents won"t be back. D．She needs to work but also see her parents.

A.Volcanic eruptions are not always deadly. B.Older volcanic eruptions were more destructive. C.Carbon dioxide emissions often give rise to global warming. D.It is not easy to calculate the killing power of a volcanic eruption.

A．The importance of anthropology to modem society. B．A good source of information about a society. C．Attitudes toward culture in the 1940"s. D．The relationship between anthropology and the military.

A．To outline contrasting types of economic system. B．To explain the science of economic systems. C．To argue for the superiority of one economic system. D．To compare barter and money-exchange markets.