What lessons does the experience of college have to impart according to the author?

A . 正确 B . 错误

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 . 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 . 正确 B . 错误

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.

A．He needs to see identification. B．The documents will be sent to her room. C．He forgot his notes for the morning. D．She can pick up her package.

A. Twenty percent of Americans want smaller portions. B. Many low-income Amercing want large portions. C. Fifty-seven percent of Americans want large portions. D. Forty-five percent of Americans want smaller portions

A．Where he lives B．Where he is from C．Who he spoke with D．What he does for a living

A．The roads will stay clear. B．The drivers should avoid 7th Avenue. C．The drivers should take 5th Avenue. D．The roads are still congested.

A.They are not special. B.They are not enough. C.They are not interesting.

A．A punitive policy B．A security system C．A cafeteria renovation D．A companywide pay cut

A．An orange. B．An apple. C．A cup of tea.

A.He wants to go with them． B.He will invite his friends． C.He is not interested in going．

A．A promotion B．Career advice C．Freelance work D．A job with Drake