1.   After hostage negotiators heard the gunshot over the phone, police waited about a half hour before entering the home.

2.   I was expecting to wait till about a quarter past seven.

3.   Alan waited about two beats, then tapped him on the shoulder.

4.   By waiting about a week before transferring embryos to women, doctors can increase the chances that those they implant will survive.

5.   He said the SWAT team waited about an hour before charging the house.

6.   He waited about a half-hour and then he just started laughing.

7.   I waited about the amount of time it would take me to walk to my local record store, and the album transferred to my hard drive.

8.   If somebody has to call anywhere outside the city he must book a call and wait about half an hour to be connected.

9.   In addition, most waited about a year for the INS to process their paperwork.

10.   Nick nodded, the way children do to humor their parents, and waited about a minute before asking again.