题目内容
（请给出正确答案）
[单选题]
_______ you understand this rule, you'll have no further difficulty
A.Once
B.Though
C.Until
D.Unless
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题目内容
（请给出正确答案）
如果结果不匹配，请 联系老师 获取答案
题目内容
（请给出正确答案）
A.Once
B.Though
C.Until
D.Unless
如果结果不匹配，请 联系老师 获取答案
更多“_______ you understand this ru…”相关的问题
How often()to the dentist？
A. you go to
B. do you go
C. do you
A.you will find
B.will you find
C.you find
D.did you find
A.you hope
B.that you hope
C.you can hope
D.can you hope
A.assure you
B.assure you of
C.ensure you of
D.insure you of `
A.Aren’t you？
B.Are you？
C.You aren’t？
