---Mum may I go out to play football this afternoon?-You can if your homework .A. is d

问题补充：

---Mum, may I go out to play football this afternoon?

---You can if your homework .

A. is done

B. will do

C. has done

D. will be done

答案：

(答案→)A. is done

B. will do

C. has done

D. will be done

解析：此题重点考查if引导的条件状语从句，要用一般现在时，因其主语是物，表示被动意义，故用被动语态。