问题
选择题
Whether the wounded ________ sent to the hospital _______ unknown.
A.has been; is
B.have been; are
C.were; are
D.have been; is
答案
答案:D
Whether the wounded ________ sent to the hospital _______ unknown.
A.has been; is
B.have been; are
C.were; are
D.have been; is
答案:D