--Hey Tony You look so tired today.-I until 12 o clock last night for the math test

问题补充：

--Hey, Tony, You look so tired today.

---I until 12 o clock last night for the math test.

A. woke up B. stayed up C. grew up

答案：

解析：考查动词短语的辨析。根据句意，可确定此处是stay up“熬夜”。wake up“醒来”；grow up“长大”。