-what is the letter on the blackboard?-it is an() a.J b.G c.S(这是宁外的题)
问题描述:
-what is the letter on the blackboard?-it is an() a.J b.G c.S
(这是宁外的题)
答
-what is the letter on the blackboard?-it is an() a.J b.G c.S
(这是宁外的题)