_____ help preserve history, the Greek government appointed a committee in 1975 to undertake a complete repair of the Acropolis.
His letter was so confusing that I could hardly make any ______ of it.
---Does the young man standing at the gate ______ the car? --- No. The car is _________ his father.
His parents are convinced ____ the fact the their son always focuses his mind ___ his study.
The farmers built long fences, ____ keeping the wild dogs out of them.
Mr Smith ______ a book about China last year but I don’t know whether he has finished it.