make certain of in a sentence

Examples

1. Victory against the 2000 Olympic champions emboldened the Brazilians, who can make certain of a place in the quarterfinals on Saturday with at least a draw against France at RFK Stadium.
2. She would still have to undergo an invasive test, either chorionic villus sampling ( CVS ) or amniocentesis, to make certain of the diagnosis, and doing either test early in pregnancy carries some risk of fetal damage or miscarriage.
3. Since that safety class, the old Stienstra Navy has spent countless days enjoying boating and fishing, always doing it safely, never being a prisoner of hope, that is, hoping things will turn out right instead of making certain of it.
4. According to Gazzetta, F1 boss, Bernie Ecclestone, has told Schumacher he needs to compete in the remaining F1 this year _ at Indianapolis and the Japanese Grand Prix at Suzuka on Oct . 14 _ to make certain of the title.
5. To make certain of his safety, Monluc procured a mandate signed by King Charles IX, granting him relief from appeal, and forbidding any judges, royal agents, or any members of the Chapter of the Diocese of Valence-et-Die to receive or obey any instructions from the new pope, Pius V, or the Roman Inquisition without first having submitted them to the King for his judgment and consent.