Had +been+v3(past participle) составить 20 предложений (10 утвердительных и 10 отрицательных)

The cup broken by the boy was on the floor.
The girl invited by my friends was charming.
Written in pencil, the article was difficult to read.
Pressed for time, I couldn’t even have breakfast.
When called, he refused to come.
When asked, he looked at us and was silent.
They will leave, unless stopped.
If invited, I’ll go there.