What does NOT a speaker do to state the importance of a topic at the beginning of a speech?

A、electronic chart display and indication system B、electronic chart display and information system C、electric chart display and informing system D、electronic chart display and indicating system

A . They shouldn’t change their plan． B . They should change their mind． C . Weather forecasts are not reliable． D . The tennis game won’t last long．

A . Eliminates unburned fuel oil residues from the firebox B . Increases boiler efficiency C . Flushes away mineral deposits inside the water tubes D . Cleans soot deposits from the inside of the stack

A . The system change number, which is a point in time relative to transactions within a given database.  B . A number that represents time. Thus, at 1300 hours, the SCN is the same on all databases.  C . The security change number, which represents the security code that is needed to access any database structure. D . A conversion factor that converts internal database time to external clock time.  E . UTC time in the database, providing a standardized way of tracking time in Oracle.&e

A . Emergency Position Indicating Radar Buoy B . Electronic Pulse Indicating Radiobeacon C . Emergency Position Indicating Radiobeacon D . None of the above

A . There’S been nothing but rain for quite some time． B . He’S bored with the changing weather． C . He thinks that it’11 rain for three more weeks． D . He’S bored about the topic on weather．

A . It means renting a place from other people． B . It means renting a place from people who rents the place． C . It means renting a place for a short period． D . It means renting a place from people who is away to other places.

A . UniDirectional Loop Detection B . Unspecified Distribution Label Detection C . Unified Distribution Label Direction D . UniDirectional Link Detectio

A .  The system change number， which is a point in time relative to transactions within a given database. B .  A number that represents time. Thus， at 1300 hours， the SCN is the same on all databases.  C .  The security change number， which represents the security code that is needed to access any database structure. D .  A conversion factor that converts internal database time to external clock time. E .  UTC time in the database，providing a standardized way of tracking time in Oracle.