例句與造句

1. Among other rulings, he upheld the clubs'right to have 24 rather than 25 players on their rosters, and he upheld the right of the Chicago White Sox to negotiate optional contracts with young players.
2. These provisions and clauses are of six types : ( i ) required solicitation provisions; ( ii ) required-when-applicable solicitation provisions; ( iii ) optional solicitation provisions; ( iv ) required contract clauses; ( v ) required-when-applicable contract clauses; and ( vi ) optional contract clauses ."
3. It's difficult to find optional contract in a sentence. 用optional contract造句挺難的