问题补充：
Being determined is a good quality and that’s it takes to do anything well.
Awhere
B. which
C. what
D. how
答案：
A. where
B. which
C. what
D. how
解析：考查表语从句。句意 下定决心是一个很好的品质并且这是做好事情所必须具备的。Is 后面缺少表语从句，而在表语从句中考查 it take sth to do sth,做某事是需要花费。。，take 缺少宾语，故用what来引导，所以选C项。
考点 :考查表语从句
