题目内容
It was ________ World War II ________ the importance of Fleming’s discovery was fully recognised.
A.not until; that
B.until; that
C.not until; when
D.until; when
|
题目内容
It was ________ World War II ________ the importance of Fleming’s discovery was fully recognised.
A.not until; that
B.until; that
C.not until; when
D.until; when
|