The effect that the medicine _____ on hi
题型:选择题
问题:
The effect that the medicine _____ on him _____ found out. |
A. have; has B. has; have C. has; is D. had; has been |
The effect that the medicine _____ on him _____ found out. |
A. have; has B. has; have C. has; is D. had; has been |