Since last August,the old lady ______ (have)bad headaches three to four times a month.
参考答案:has had
解析:[专家点评] 根据时间状语“Since last August”,可以判断应该用现在完成时。
Since last August,the old lady ______ (have)bad headaches three to four times a month.
参考答案:has had
解析:[专家点评] 根据时间状语“Since last August”,可以判断应该用现在完成时。