【题目】“ ________ I went through ups and downs in life，” Gordon said, “I never found the importance of being selfdisciplined as well as the significance of life.”
A. If B. Since
C. Until D. Unless
在线课程【答案】C
【解析】考查连词。A.如果；B.自从；C.直到；D除非。其中until+否定式，表示“直到……才……”。句意：“直到我经历了生活的起起伏伏，”Gordon说，“我才发现自律的重要性和生活的意义。”故选C。