--What’s the matter with your mother?-She a sore throat. 　　A. hasB. isC. becomesD. hav

问题补充：

--What’s the matter with your mother?

---She a sore throat.

A. has

B. is

C. becomes

D. have

答案：

(答案→)A. has

B. is

C. becomes

D. have

解析：表示患某种病可以用have加病情，she为单数第三人称，选A。