Our waste recycling project ________ a lot of investigation and paperwork had been done by the end of last term.

_________ the exact departure time, he missed his train.

_________ and having two beautiful daughters never allow him to look down upon women.

There was a very interesting remark in a book by an Englishman that I read recently ______ he thought was the reason for this American characteristic.

According to the report, an Iranian nuclear scientist was killed and two people were injured when a bomb ______ to a car exploded in its capital city.