It we had stayed together for several weeks I found we had a lot in mon.
A. was until; when
B. wasn’t until ; that
C. wasn’t until; when
D. was until; that
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A. was until; when
(答案→)B. wasn’t until ; that
C. wasn’t until; when
D. was until; that
解析：考查强调句型。本题强调时间状语not until we had stayed together for several weeks,因为是强调句型中，所以后面不需要使用倒装句。句意：直到我们在一起好几个星期以后，我才发现我们有很多共同之处。