题目内容
Choose the best answer to complete the sentence
Mary has cleaned her room and she ________ it ten minutes ago.
[ ]
A.did B.has done C.will do
答案:A
练习册系列答案
相关题目
题目内容
Choose the best answer to complete the sentence
Mary has cleaned her room and she ________ it ten minutes ago.
[ ]
A.did B.has done C.will do