【题目】It was not until I read a film review how special the film the Isle of Dogs was.
A. when I knew B. that I knew
C. before I knew D. did I know
在线课程【答案】B
【解析】考查not until的强调句型。直到我读了一篇影评，我才知道the Isle of Dogs这部电影有多特别。此处是强调句型：It is/was +强调部分+that---，故选B。