( )-may i_helen?-this is helen speaking.( )-may i_helen?-this is helen speaking.a.speak b.speak toc.speaking

分类: 作业答案 • 2021-12-20 03:14:36

问题描述：

( )-may i_helen?-this is helen speaking.
( )-may i_helen?
-this is helen speaking.
a.speak b.speak to
c.speaking

答