GWD13_13 (TN版)

T-9-Q13.
        987-184

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

正确答案为：E

能告诉我这题考的是什么语法点吗？

if only虚拟语气

我也想知道、、、