Lucy knew nothing about it her sister told her.A.becauseB.untilC.ifD.since
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Lucy knew nothing about it ________ her sister told her.
| A.because | B.until | C.if | D.since |
试题答案
B

Lucy knew nothing about it ________ her sister told her.
| A.because | B.until | C.if | D.since |
B