题目内容
【题目】Jerry has promised to keep the secret, so he won't tell anyone __________ asked to.
A. until B. now that
C. unless D. even though
【答案】D
【解析】句意:杰瑞答应保守秘密,因此,即便有人问他,他也不会说。until直到……才……;now that既然;unless 除非;even though = even if 即使,尽管,虽然。
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