问题
选择题
Jack had a fever, he finishing doing his homework yesterday.
A．Although; but
B．But; although
C．Although; /
D．/;although
答案
答案：C
考查连词：Although…but，虽然，但是，这个结构不能同时使用，句中有了Although，后就不能用but，同样后面有了but，前面就不能用Although了，所以选C。
