1.( )Electronic items may be carried on board,____they don't disturb fellow
passengers and that headphones are used.
(A) as soon as
(B) providing
(C) relying on
(D) rather than
2.( ) ____ 4,000 have struggled to contain the fires, which have destroyed
about 160 homes and 300 square kilometers of land in the area
(A) Approximate
(B) Approximated
(C) Approximately
(D) Approximating
1. B / 2.C
请问 第一题 这个是provide的什么用法呢?
请问 第二题 为何A不行