题目内容
11、When he was making himself a cup of tea，his parents unexpectedly．
A．have been arriving B．has been arrived
C．arrived D．had arrived
试题答案
11、C
相关题目
题目内容
11、When he was making himself a cup of tea，his parents unexpectedly．
A．have been arriving B．has been arrived
C．arrived D．had arrived
试题答案
11、C