语法综合练习5

题目

语法综合练习5
If ( ) properly ,the patient would have recovered soon.
A.to be tended
B.being tended
C.tended
D.having been tended

答案

这是一个省略了主语和谓语动词的句子,并且是一个非真实条件句,用虚拟语气.它的原形是If the patient was tended properly ,the patient would have recovered soon.
表示与现在事实相反,if从句用一般过去时,所以选C.