Sentence examples for had also proven from inspiring English sources
Such programs had also proven to be cost-effective, he said, because they prevented disease spread.
Near the Haitian embassy, which had also proven inefficient at issuing the documents necessary for Haitians to comply with the regularization plan, I met Jhonny Jean, a construction worker originally from the north Haitian town of Gonaïves.
When Navratilova won the match, 6-0, 6-1, she had not only become the oldest woman to win a singles match here since the 54-year-old Madeline O'Neill in 1922, but she had also proven her point: even at this advanced stage of her career, she could still be competitive without the help of a doubles partner.
The Buckeye State had also proven to be a stronger than expected bastion of Trump support, as his economic message appealed to many blue-collar workers there.
The central defence had also proven effective in the Seven Years' War used by Frederick II of Prussia and in Napoleon's Invasion of Russia used by the Russians.
Tracking of the women for the intervention phase had also proven difficult.
