Choose the word whose underlined part needs correcting:
6. The Americans tend tobe informal while they're being received company or coming for a social engagement.
7. He has given freely of his time by caring for the wounded during the Civil War
8. Two prisoners were hang this morning by Taliban.
9. Daisy's ring is make of gold.
10. Hamlet was wrote by William Shakespeare.
11. English is studying by Henry every night.
12. More people are infecting with HIV this year than they were 5 years ago.
13. The meeting was be rearranged shortly before it had been due to take place.
14. Every possible effort were made by the orphanage to find the boy's parents.
15. Cheques should only be accept with proof of identity.