1. reserve n. 保护区;贮藏,储备
v. 保留;储备;预定(约);租定(座位,房间等)
eg. 1)The front row is reserved ____the family of the bride.
A. of B. in C. to D. for
be reserved for……留作,专供…..之用
2)Reserve your strength for the climb.
2. apply vt. 应用,使用;涂,敷,抹;专心,集中精力
vi. 请求;申请;适用;产生作用;有直接关系