provided / providing that
Provided (that) you help me translate this documents into Chinese, I will make preparations for the negotiations this Friday.
= on condition that =only if =providing
provide，supply和 offer都有“供給、提供”的意思。
provide指有遠見，為應付意外、緊急情況等作好充分準備而“供給、提供”，
The university should provide more facilities for disabled students.
The money will be used to provide the school with new computer equipment.
supply通常指定期“供應, 補給”，強調替代或補充所需物品，
supply sb. with sth.或supply sth. for/to sb.
Cows supply us with milk.
The company supplies fish to local shops and restaurants.
offer側重表示“願意給予”，
She offered me a cup of tea. 她給我端了杯茶。
He offered to go instead of me. 他主動提出代替我去。
provide是“提供，供給”多記成主動提供的涵意，這點與offer相像。
They provide something for us. They provide us with something.
They supply something to( for) us. They supply us with something.
They offer something to us. They offer us something.
Mom bought a book for me. Mom bought me a book.
Mom brought a book to me. Mom brought me a book.
Mom gave a book to me. Mom gave me a book.