Do you often wait for a long time（）the

1、How long（）you（）the library book? For t

How long（）you（）the library book? For three days.Ahave; borrowedBhave; keptCdid; borrowDwere; kept

2、You notice a high number of waits for

You notice a high number of waits for the db file scattered read and db file sequential read events in the recent Automatic Database Diagnost...

3、Nice to see you. I（）you for a long tim

Nice to see you. I（）you for a long time.Ahaven't seenBdidn't seeChadn't seenDdon't see

4、If the engine （） for a long period, th

If the engine （） for a long period, there will be a danger of frost.Amust to stand inoperativeBhas to stand inoperativeCmust be stood idleDwill stand idle

5、A:（）often do you go to the cinema? B:

A:（）often do you go to the cinema? B: I go to the cinema once a weekAWhatBHowCWhy

6、I am sorry （） waiting for a long time.

I am sorry （） waiting for a long time.Ato keeping youBto kept youCto have kept youDkept you