TNGWD-13 13题

pp0614

Building large new hospitals in the bistate area would constitute a wasteful use of resources, on the basis of avoidance of duplicated facilities alone.
A.    on the basis of avoidance of duplicated facilities alone
B.    on the grounds of avoiding duplicated facilities alone
C.    solely in that duplicated facilities should be avoided
D.    while the duplication of facilities should be avoided
E.    if only because the duplication of facilities should be avoided

E中的if only作怎么讲？

pp0614

这句话还是感觉怪怪的，是虚拟语气么？

salasbond

if only 如果仅...