It was several minutes ________ we realized what was happening—our dog was trapped in a newly－dug tunnel.
A. since B. before C. until D. While
Luckily, I ________ before the deal turned bad, which saved me much money.
A．dropped out B．turned out
C．gave out D．got out
When you hear a fire alarm, don't rush________， you should keep calm.
A．in surprise B．in need
C．in brief D．in alarm
No matter where he is, he makes ________ a rule to go out for a walk before breakfast.
A．him B．this C．that D．it
One of the characteristics that make me different from many people is my adaptability—I'm________ and comfortable in new or unusual situations.
A. acceptable B. respectable
C. reliable D. Flexible
Henry would rather his mother________ in the school where he is studying.
A．not work B．not worked
C．didn't work D．not working
