extend

To make something longer in physical size or duration; to widen the range of something; to offer something to someone.

• extension/ɪkˈstɛnʃən/(n)延伸；延长
• extent/ɪkˈstɛnt/(n)程度；范围
• extensive/ɪkˈstɛnsɪv/(adj)广泛的

• extend a deadline
• extend an offer
• extend beyond
• extend the scope
• extend a contract
• extend one's reach

1. 1.The deadline was extended by two weeks to allow all parties sufficient time to submit their evidence.
2. 2.The programme has been extended to cover additional regions following its success in the pilot areas.

• lengthen/ˈlɛŋkθən/— make longer
• prolong/prəˈlɒŋ/— make last longer
• expand/ɪkˈspænd/— increase in scope

from Latin "extendere" = to stretch out, from "ex-" + "tendere" (to stretch)