This is___,but it's already in use in many parts of the word.填什么?A.experience B.cheap C.hard D.easy

This is___,but it's already in use in many parts of the word.填什么?A.experience B.cheap C.hard D.easy
This is___,but it's already in use in many parts of the word.
填什么?
A.experience B.cheap C.hard D.easy

This is___,but it's already in use in many parts of the word.填什么?A.experience B.cheap C.hard D.easy
C.
因为experience
vt.经验,体验,经历,阅历
句中有but表示转折,所以我认为是C

应该是A