Lecture 18 It Patterns ■2. It is not until+被强调部分+that 该句型也是强调句型。主要用于强凋时间状语, 译成汉语“直到.才..”,可以说是not until….的强调形式。 It was not until she took off her dark glasses that I realized she was a famous film star a- Not until she took off her dark glasses did I realize she was a famous film star a =i didn't realize she was a famous film star until she took off her dark glassesLecture 18: It Patterns ◼ 2. It is not until + 被强调部分 + that ... 该句型也是强调句型。主要用于强凋时间状语， 译成汉语“直到…才…” ，可以说是 not ... until ... 的强调形式。 ◼ It was not until she took off her dark glasses that I realized she was a famous film star. ◼ = Not until she took off her dark glasses did I realize she was a famous film star. ◼ = I didn't realize she was a famous film star until she took off her dark glasses