$\text{1.}$ All things were being constantly complained to me by her.
$\text{2.}$ Soccer was being played when it rained heavily yesterday.
$\text{3.}$ The letter was being written by him at 11 p.m yesterday.
$\text{4.}$ The floor was being cleaned by Duong Diep when I arrived.
$\text{5.}$ Luch was being cooked by Joan at this time.
$\text{6.}$ The house was being painted by him when I came.
$\text{7.}$ The book was being read by the teacher when we came.
$\text{8.}$ The clothes were being washed by Mary's mother.
$\text{9.}$ Coffee was being drunk at the cafe by her friends.
$\text{10.}$ The aggs were being boiled by him when I saw him.
$\text{11.}$ The door was being painted by his brother.
$\text{12.}$ He was being waited for at the school by Thu.
$\text{13.}$ The exercises were being done by us.
$\text{14.}$ The gate of the school was being painted.
$\text{15.}$ The bedroom was being done on Friday.
* Note:
$\text{→}$ Câu bị động thì QKTD:
S + was/ were + V-ing + O = O + were/ was + being + Ved/ P2 + (by)