题干
We _______ finish it ahead of time, though it was such a tough task.
A：could
B：would
C：were able to
D：ought to
答案(点此获取答案解析）
C
A：could
B：would
C：were able to
D：ought to
先向右平移9格，再向上平移2格，最后向左平移10格后得到的图形。
