Correction

Please I need your help.

I tried to solve these grammar but still I have some confusions regarding had been and was please correct me.

Answers are in the inverted commas thank you.

Fill in the blanks with the correct form of the Verbs given in the brackets:

(a) He "is called" (call) a fool by his friends.

(b) It "was known" (know) that he will come today.

(c) The clothes "were washed" (wash) tomorrow.

(d) The walls "were painted" (paint) only yesterday.

(e) The whole area "had been cordoned" (cordon) off by the police and the residents "were asked" (ask) several questions.

(f) A few huts "had been blown" (blow) away by a storm but none was hurt (hurt).

(g) The exciting match "had been witnessed" (witness) by about ninety thousand spectators who "were thrilled" (thrill) by the skilful display of Maradona.

(h) The song "had been sung" (sing) by Lata and "was appreciated" (appreciate) by a huge audience.

(i) The news "reported" (report) by P.T.I. and "was confirmed" (confirm) by U.N.I.

(1) The lorry that killed the boy "was chased" (chase) by a group of students.

(k) It "had been reported" (report) that several persons "were injured" (injure) in an accident near Dalhousie Square today.