1、When I (enter),they (sit)around the table and (talk)quietly.2、When I (hear)the noise,I

问题描述:

1、When I (enter),they (sit)around the table and (talk)quietly.2、When I (hear)the noise,I
(go)to the door and (hind)behind it.
3、Yesterday evening,while people (dance),the roof (collapse)and many people (injure)in the accident.
快啊,限时,到十一点前解决

1、When I (entered),they (was sitting)around the table and (talking)quietly.2、When I (heard)the noise,I (went) to the door and (hid) behind it.3、Yesterday evening,while people (were dancing),t...